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Cotton Gins...the machine invented by Eli Whitney, for ginning cotton, politely sent to us from the U.S. Patent Office

Illus. in: American Farmer ..., v. 4. Baltimore, 1823, p. 380. Reference copy may be in LOT 4434 F. This record contains unverified, old data from caption card. Caption card tracings: Farm machinery...; Cotton More

To the citizens of Washington. A fellew who signs his name William Elliot; he is a clerk in the Patent Office, a foreigner and opposed to this government, has so far degraded himself, that I am compelled to apply to him the epithets that justly

Elliot, William.; On verso: 14 Available also through the Library of Congress web site in two forms: as facsimile page images and as full text in SGML. Printed Ephemera Collection; Portfolio 194, Folder 33.

United States Patent Office. Façade. Elevation

Original architectural drawing showing façade in graphite with dimensions in ink, with scattered sketches, calculations, and annotations. Gift; American Institute of Architects / American Architectural Foundat More

The following is a copy of a beautifully written document upon parchment, deposited August 19th, 1845, my Wm. Cleary, Esq., in the National Gallery, over the U. S. Patent Office, and rendered peculiarly valuable by its being the original record

Available also through the Library of Congress web site in two forms: as facsimile page images and as full text in SGML. Printed Ephemera Collection; Portfolio 197, Folder 48.

Patent Office - Public domain palace architecture drawing

With horse-drawn carriage in front. Repro. of drawing (Robert Mills, Archt.). Illus. in: Force, William Q. Picture of Washington & Its Vicinity for 1845. Washington : W.Q. Force, 1845, opp. p. 45. Reference cop More

U. S. Patent office. November 12, 1849. Sir: A copy of the accompanying circular has been addressed to each of the governors of the states and territories of the Union, and I respectfully solicit your co-operation in furthering the objects sough

Page Order: Leaflet Available also through the Library of Congress web site in two forms: as facsimile page images and as full text in SGML. Printed Ephemera Collection; Portfolio 199, Folder 25a.

U. S. Patent office. November 8, 1849. Sir: Endeavoring to trace up the history of American inventions as a duty appertaining to his Bureau and supposing that interesting facts may lie hidden in the archives of the various states ... I respectfu

Page Order: Leaflet Available also through the Library of Congress web site in two forms: as facsimile page images and as full text in SGML. Printed Ephemera Collection; Portfolio 199, Folder 25.

Ho, for Cuba, [Cut of ship] Liberty for all. Grand meeting Huzzah for Lopes. The citizens of Washington and vicinity, are respectfully invited to attend a mass meeting, to be held in front of the Patent office, on Monday evening, Sep. 1, 1851. T

Manuscript notes of the meeting at the bottom of the page. Available also through the Library of Congress web site in two forms: as facsimile page images and as full text in SGML. Printed Ephemera Collection; P More

D.C. Office -- Patent. Washington DC sterescope card, 19th century.

Public domain photograph of 19th-century stereoscopic card, Washington DC, free to use, no copyright restrictions image - Picryl description

Model room, U.S. Patent Office, Washington

On mount: American Scenery, Washington City. On verso: Gift of Detroit Public Library; Damaged by fire at Detroit, Mich., July 1885.

Model room of the Patent Office

On mount: Washington, D.C. Forms part of the Marian S. Carson Collection at the Library of Congress.

Blodgett's Hotel, Washington, D.C., engraving, Library of Congress

Print shows view from street of Blodget's Hotel with stagecoach parked in front and a person walking on the sidewalk on the left, later (from 1802 to 1836) the U.S. Patent Office. Reproduction of a line drawin More

Model room of the Patent Office

On mount: Washington, D.C. Public domain photograph of 19th-century stereoscopic card, Washington DC, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, Washington. Washington DC sterescope card, 19th century.

On mount: American Scenery, Washington City. On verso: Gift of Detroit Public Library.

Patent Office. Washington DC sterescope card, 19th century.

On mount: Stereoscopic Studies. American Scenery. Forms part of the Marian S. Carson Collection at the Library of Congress.

U.S. Government Buildings -- Patent Office. Washington DC sterescope card, 19th century.

Public domain photograph of 19th-century stereoscopic card, Washington DC, free to use, no copyright restrictions image - Picryl description

D.C. Office -- Patent -- West Hall. Washington DC sterescope card, 19th century.

Public domain photograph of building, stereoscopic card, free to use, no copyright restrictions image - Picryl description

Sleeping-bunks of the First Rhode Island Regiment, at the Patent Office, Washington / Sketched by our special artist.

Illus. in: Harper's weekly, 1861 June 1, p. 347. Public domain photograph of cabinet furniture, free to use, no copyright restrictions image - Picryl description

Sleeping bunks of the First Rhode Island Regiment, at the Patent Office, Washington

Wood engraving in Harper's Weekly, 1861. This record contains unverified, old data from caption card. Caption card tracings: DC, Washington Buildings, Government; Civil War Troops RI; CW Barracks; Shelf.

Ball in Honour of President Lincoln in the Great Hall of the Patent Office at Washington

Illus. in: The Illustrated London News, April 8, 1865, p. 321. Reference copy in Presidential File: Lincoln, Abraham... Inauguration. This record contains unverified, old data from caption card, with subsequent More

[Early photographic view of Washington, D.C. from the Capitol, looking northwest]

Northwest view with 1st and 2nd streets and building materials for the U.S. Capitol in the foreground, and Indiana Ave. in the upper right; view includes the Patent Office, old Post Office Building, City Hall, More

Interior of Patent Office.. Albumen print, Getty Museum. Public domain photograph.

Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.

Panorama of Wash., 1865 Patent Office

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Copy neg. Gift; Herbert A. French; 1947. General information about the National Photo Company collection is More

U.S. Patent Office.. Albumen print, Getty Museum. Public domain photograph.

Public domain photograph - 19th-century albumen print, historic place, free to use, no copyright restrictions image - Picryl description

Patent Office. Albumen print, Getty Museum. Public domain photograph.

Public domain photograph - 19th-century albumen print, historic place, free to use, no copyright restrictions image - Picryl description

The Patent Office. [Washington, D.C.]

Public domain photograph - 19th-century albumen print, historic place, free to use, no copyright restrictions image - Picryl description

Interior of Patent Office.. Albumen print, Getty Museum. Public domain photograph.

Public domain photograph - 19th-century albumen silver print, architecture, free to use, no copyright restrictions image - Picryl description

Patent Office, Washington, D.C. - examiners at work

Wood engraving after sketch by Theodore H. Davs. Illus. in: Harper's Weekly, v. 13 (1869), p. 445. Reference copy may be in LOT 4386-H. This record contains unverified, old data from caption card. Caption card More

The U.S. Patent Office. Albumen print, Getty Museum. Public domain photograph.

Public domain photograph - 19th-century albumen print, historic place, free to use, no copyright restrictions image - Picryl description

Corridor in U.S. Patent Office.

Public domain photograph - 19th-century albumen print, historic place, free to use, no copyright restrictions image - Picryl description

The U.S. Patent Office. Albumen print, Getty Museum. Public domain photograph.

Public domain vintage artistic photograph, 19th century, free to use, no copyright restrictions image - Picryl description.

The U.S. Patent Office. Albumen print, Getty Museum. Public domain photograph.

Public domain vintage artistic photograph, 19th century, free to use, no copyright restrictions image - Picryl description.

Patent-office, Washington, D.C.--examiners at work / sketched by Theo. R. Davis.

Illus. in: Harper's weekly, 1869 July 10, p. 445. Public domain photograph - historical image of Washington DC, United States, free to use, no copyright restrictions image - Picryl description

Model Room, Patent Office - Washington.

Public domain photograph - 19th-century albumen print, historic place, free to use, no copyright restrictions image - Picryl description

Blue corridor, in the Patent Office

On mount: Bell & Bros', Views of Washington, D.C. Title on verso: "Blue corridor in the U.S. Patent Office."

The U.S. Patent Office. [Washington, D.C.]

Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.

Museum, Patent Office.. Albumen print, Getty Museum. Public domain photograph.

Public domain photograph - 19th-century albumen print, historic place, free to use, no copyright restrictions image - Picryl description

New Wing, Patent Office, Washington, D.C.

Public domain photograph of 19th-century vintage card, free to use, no copyright restrictions image - Picryl description

The fire in the Patent Office Sheep raid in Colorado Photographed by Timothy O'Sullivan ; Drawn by Frenzeny

Two illustrations after photographs by Timothy O'Sullivan show the 1877 fire at the U.S. Patent Office, Washington, D.C. One illustration after drawing by Paul Frenzeny shows armed cattle-owners holding sheep-o More

U. S. Patent Office - stereoscopic view, public domain photorpaph

U.S. Patent Office from corner of 9th and G, looking S.E., church in background. Stereo by W.M. Chase. Title from back of stereograph. From the series: Metropolitan and suburban scenery, Washington, D.C., no. 1 More

Patent Office in Washington, from the General Government and State Capitol Buildings series (N14) for Allen & Ginter Cigarettes Brands

Picryl description: Public domain photograph of a historic Capitol building, free to use, no copyright restrictions.

Patent office, Inauguration, Wash., D.C.. Washington DC sterescope card, 19th century.

Photoprint by Kilburn Bros. This record contains unverified, old data from caption card. Negative LC-USZ-166 was formerly numbered as LC-USZ62-3264; there's only one scan for USZ-166.

[United States Patent Office building, Washington, D.C.]

Photograph shows former Patent Office building, currently National Portrait Gallery, from 7th and F Streets, NW.

U.S. Government Buildings -- Patent Office. Washington DC sterescope card, 19th century.

Public domain photograph of 19th-century stereoscopic card, Washington DC, free to use, no copyright restrictions image - Picryl description

New wing, Patent Office, Washington, D.C. U.S.A

No. 3088. Forms part of the Marian S. Carson Collection at the Library of Congress.

New wing, Patent Office, Washington, D.C., U.S.A

Copyright 1891, by B. W. Kilburn. No. 6558. Forms part of the Marian S. Carson Collection at the Library of Congress.

New wing, Patent Office, Washington, D.C. U.S.A

14345W U.S. Copyright Office. Entered according to act of Congress in the year 1891, by B.W. Kilburn, in the Office of the Librarian of Congress, at Washington, D.C. No. 3088.

New wing, Patent Office, Washington, D.C. U.S.A

14345W U.S. Copyright Office. No. 3088. Public domain photograph of 19th-century stereoscopic card, Washington DC, free to use, no copyright restrictions image - Picryl description

Interior of Patent Office, Washington, D.C., U.S.A

Copyright, 1894, by B. L. Singley. No. 896. Forms part of the Marian S. Carson Collection at the Library of Congress.

U.S. Patent Office Blue room. Washington DC sterescope card, 19th century.

45869 U.S. Copyright Office. Copyright by T. W. Ingersoll, 1897. On mount: American and Foreign Views. Sold only by Canvassers. No. 135.

U.S. Patent Office, Washington - Public domain image. Dry plate negative.

Date based on Detroit, Catalogue J (1901). "X 95" on negative. Detroit Publishing Co. no. 013014. Gift; State Historical Society of Colorado; 1949.

U.S. Patent Office, Washington - Public domain image. Dry plate negative.

Public domain photograph of historic place in Washington DC, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office where fortunes have been secured for inventors, Washington, U.S.A

Stereograph showing exterior of Patent Office with horse drawn streetcar and carts passing by. H46364 U.S. Copyright Office. Copyright 1904 by Underwood & Underwood. On mount: Works and Studios, Washington, D.C More

U.S. Government Buildings -- Patent Office. Washington DC sterescope card, 19th century.

Public domain photograph of building, stereoscopic card, free to use, no copyright restrictions image - Picryl description

PATENT OFFICE. EXTERIOR - Glass negative photogrpah. Public domain.

Public domain photograph of large public building, square, free to use, no copyright restrictions image - Picryl description

PATENT OFFICE. EXTERIOR - Public domain historic place photograph

A black and white photo of a large building, Library of Congress Harris and Ewing collection Title from unverified caption data received with the Harris & Ewing Collection. Date span based on active dates of H More

PATENT OFFICE. EXTERIOR - Public domain historic place photograph

A black and white photo of a large building, Library of Congress Harris and Ewing collection Title from unverified caption data received with the Harris & Ewing Collection. Date span based on active dates of H More

PATENT OFFICE. EXTERIOR - Public domain historic place photograph

A black and white photo of a large building, Library of Congress Harris and Ewing collection Title from unverified caption data received with the Harris & Ewing Collection. Date span based on active dates of H More

PATENT OFFICE. EXTERIOR - Glass negative photogrpah. Public domain.

Public domain photograph of large public building, square, free to use, no copyright restrictions image - Picryl description

PATENT OFFICE. EXTERIOR - Public domain historic place photograph

A black and white photo of a large building, Library of Congress Harris and Ewing collection Title from unverified caption data received with the Harris & Ewing Collection. Date span based on active dates of H More

PATENT OFFICE. INTERIOR - Glass negative photogrpah. Public domain.

Public domain historic photograph of Washington DC, free to use, no copyright restrictions image - Picryl description

PATENT OFFICE. EXTERIOR - Glass negative photogrpah. Public domain.

Public domain photograph of large public building, square, free to use, no copyright restrictions image - Picryl description

PATENT OFFICE. INTERIOR - Public domain historic place photograph

A black and white photo of a library, Library of Congress Harris and Ewing collection Title from unverified caption data received with the Harris & Ewing Collection. Date span based on active dates of Harris & More

PATENT OFFICE EXTERIOR - Glass negative photogrpah. Public domain.

Public domain photograph of large public building, square, free to use, no copyright restrictions image - Picryl description

PATENT OFFICE. INTERIOR - Glass negative photogrpah. Public domain.

Public domain historic photograph of Washington DC, free to use, no copyright restrictions image - Picryl description

PATENT OFFICE. EXTERIOR - Glass negative photogrpah. Public domain.

Public domain photograph of large public building, square, free to use, no copyright restrictions image - Picryl description

PATENT OFFICE. INTERIOR - Public domain historic place photograph

A black and white photo of a large building, Library of Congress Harris and Ewing collection Title from unverified caption data received with the Harris & Ewing Collection. Date span based on active dates of H More

[Stacks of documents in Patent Office, Washington, D.C.]

National Photo Company Collection. No. 36516. Public domain photograph - historical image of Washington DC, United States, free to use, no copyright restrictions image - Picryl description

Int. Patent Office - Glass negative photogrpah. Public domain.

A black and white photo of a staircase in a building, Library of Congress Harris and Ewing collection Title from negative or negative sleeve. Date based on date of negatives in same range. Gift; Harris & Ewing More

Int. Patent Office - Glass negative photogrpah. Public domain.

A black and white photo of a library, Library of Congress Harris and Ewing collection Title from negative or negative sleeve. Date based on date of negatives in same range. Gift; Harris & Ewing, Inc. 1955. Gen More

Patent Office - Glass negative photogrpah. Public domain.

A black and white photo of a large building, Library of Congress Harris and Ewing collection Title from negative or negative sleeve. Date based on date of negatives in same range. Gift; Harris & Ewing, Inc. 19 More

[Aerial view of the U.S. Patent Office, Washington, D.C.]

Forms part of: National Photo Company Collection (Library of Congress). Public domain photograph of historic place in Washington DC, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office building, Wash., D.C.

Birds-eye view from northeast. Title and other information transcribed from caption card and item. LOT subdivision subject: Architecture in the Washington, D.C., region: U.S. Patent Office. National Photo Compa More

U.S. Patent Office building, Wash., D.C.

Exterior facade. Title and other information transcribed from caption card and item. LOT subdivision subject: Architecture in the Washington, D.C., region: U.S. Patent Office. National Photo Company Collection More

U.S. Patent Office building, Wash., D.C.

Full exterior view, from southwest. Public domain photograph of historic place in Washington DC, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, 71625 - Glass negative photogrpah. Public domain.

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Date from related neg. LC-F81-36519. Gift; Herbert A. French; 1947. General information about the National P More

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

F St., Treasury from Patent Office

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Date from negatives in same range. Gift; Herbert A. French; 1947. General information about the National Pho More

U.S. Patent Office, 71625 - Glass negative photogrpah. Public domain.

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Date from related neg. LC-F81-36519. Gift; Herbert A. French; 1947. General information about the National P More

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

Public domain photograph of public building, train station, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, 71625 - Glass negative photogrpah. Public domain.

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Date from related neg. LC-F81-36519. Gift; Herbert A. French; 1947. General information about the National P More

U.S. Patent Office, 71625 - Public domain dedication image

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Date from related neg. LC-F81-36519. Gift; Herbert A. French; 1947. General information about the National P More

U.S. Patent Office, [7/16/25] - Public domain dedication image

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

Original baseball patented 1883 & S.D. Castle of Patent office, 10825

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Date from related negative LC-F8-37617. Gift; Herbert A. French; 1947. General information about the Nationa More

U.S. Patent Office, 7/16/25 - Glass negative photogrpah. Public domain.

Public domain photograph of department store building, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, 71625 - Glass negative photogrpah. Public domain.

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Date from negatives in same range. Gift; Herbert A. French; 1947. General information about the National Pho More

U.S. Patent Office, 71625 - Glass negative photogrpah. Public domain.

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Date from related neg. LC-F81-36519. Gift; Herbert A. French; 1947. General information about the National P More

U.S. Patent Office, 71625 - Public domain dedication image

Title from unverified data provided by the National Photo Company on the negative or negative sleeve. Date from related neg. LC-F81-36519. Gift; Herbert A. French; 1947. General information about the National P More

U.S. Patent Office, [7/16/25] - Public domain dedication image

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

Original baseball patented 1883 & S.D. Castle of Patent office, [10/8/25]

A black and white photo of a man holding something. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

"Lady Edison" with latest invention: an air baby doll that can be bathed. Miss Beulah Louise Henry, of North Carolina and a direct descendent of Patrick Henry, is often called the "Lady Edison" because of her many inventions. She arrived at the Patent Office in Washington today to consult with Uncle Sam about one of her more than 40 inventions. Miss Henry is shown with her latest invention, an air baby doll which can be bathed and looks more like a real baby than any of its kind

A woman sitting in a chair holding a baby. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Early knitting machine brought out to show stocking manufacture in 1840. Washington, D.C., Feb. 9. Robert Lawson, lecturing today at the Commerce Department, demonstrated the basic model for making stockings for milady in 1840. The model has been enlarged and improved upon, but is fundamentally the same machine. His lecture upon the art of knitting was made through the cooperation of the Textile Division of the Patent Office, 2-9-39

A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Early knitting machine brought out to show stocking manufacture in 1840. Washington, D.C., Feb. 9. Robert Lawson, lecturing today at the Commerce Department, demonstrated the basic model for making stockings for milady in 1840. The model has been enlarged and improved upon, but is fundamentally the same machine. His lecture upon the art of knitting was made through the cooperation of the Textile Division of the Patent Office, 2-9-39

A black and white photo of a man in a suit, Library of Congress Harris and Ewing collection Title from unverified caption data received with the Harris & Ewing Collection. Gift; Harris & Ewing, Inc. 1955. Gene More

Patent Office files. Washington, D.C., Feb. 29. Employees in the patent office file room. Approximately 2,180,00 patents are kept on file for public use, 2-29-40

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Patent Office files. Washington, D.C., Feb. 29. Employees in the patent office file room. Approximately 2,180,00 patents are kept on file for public use, 2-29-40

A group of men sitting at a table in a library, Library of Congress Harris and Ewing collection Title from unverified caption data received with the Harris & Ewing Collection. Gift; Harris & Ewing, Inc. 1955. More