saltpeter

Charles Lynch to Thomas Jefferson, November 20, 1775, Saltpeter Deposi...

Saltpeter Deposits in Virginia Public domain scan of Thomas Jefferson correspondence, American history, free to use, no copyright restrictions image - Picryl description.

Saltpeter rocks, "trough of the Potomac"

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

Saltpeter rocks, trough of the Potomac

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

Saltpeter Rocks, "Trough of the Potomac"

Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.

U.S.S. Texas, quarter deck after Battle of Santiago, whitened by saltp...

Picryl description: Public domain photograph of a ship, docks, navy, free to use, no copyright restrictions.

[Saltpeter cave, Natural Bridge, Virginia]

Public domain photograph of a cave, free to use, no copyright restrictions image - Picryl description

Hams. Mr. Carroll then rubs the cured ham in a mixture of salt, brown ...

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

Tourist Attraction - Mammoth Cave - Broadway

Broadway, in Mammoth Cave. One of the most-visited parts of Mammoth Cave National Park, the passage called Broadway, or "Main Cave", is a vast subterranean river channel, long abandoned by the waters that form... More

Public domain stock image. Train saltpeter antofagasta.

Saltpeter works in the cave at Shellmound, Tenn. (Nickajack Cave)

Picryl description: Public domain historical book on American Civil War, free to use, no copyright restrictions image.

Old Saltpeter Pipes. (1812) Kentucky. Stereoscope Card.

Kentucky stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

First Saltpeter Vats. (1812) Kentucky. Stereoscope Card.

Picryl description: Public domain image of a quarry, mine, excavation, or mining site, free to use, no copyright restrictions.

Old Saltpeter Pipes. (1812) Kentucky. Stereoscope Card.

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

First Saltpeter Vats. (1812) Kentucky. Stereoscope Card.

Kentucky stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Charles Lynch to Virginia Delegates in Continental Congress, November ...

Mining Saltpeter for Gun Powder Public domain scan of Thomas Jefferson correspondence, American history, free to use, no copyright restrictions image - Picryl description.

Charles Lynch to Virginia Delegates in Continental Congress, November ...

Mining Saltpeter for Gun Powder Public domain scan of Thomas Jefferson correspondence, American history, free to use, no copyright restrictions image - Picryl description.

John Page to Thomas Jefferson, April 26, 1776, Condition of Colonies; ...

Condition of Colonies; Lack of Supplies; Gun Powder Production from Saltpeter

John Page to Thomas Jefferson, April 26, 1776, Condition of Colonies; ...

Condition of Colonies; Lack of Supplies; Gun Powder Production from Saltpeter

John Page to Thomas Jefferson, April 26, 1776, Condition of Colonies; ...

Condition of Colonies; Lack of Supplies; Gun Powder Production from Saltpeter

John Page to Thomas Jefferson, April 26, 1776, Condition of Colonies; ...

Condition of Colonies; Lack of Supplies; Gun Powder Production from Saltpeter

John Page to Thomas Jefferson, April 26, 1776, Condition of Colonies; ...

Condition of Colonies; Lack of Supplies; Gun Powder Production from Saltpeter

First Saltpeter Vats. (1812) Kentucky. Stereoscope Card.

Picryl description: Public domain image of a quarry, mine, excavation, or mining site, free to use, no copyright restrictions.

Old Saltpeter Pipes. (1812) Kentucky. Stereoscope Card.

Kentucky stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

First Saltpeter Vats. (1812) Kentucky. Stereoscope Card.

Kentucky stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Old Saltpeter Pipes. (1812) Kentucky. Stereoscope Card.

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Mammoth Cave Saltpeter Works, Mammoth Cave, Edmonson County, KY

Significance: Mammoth Cave Saltpeter Works represent the most complete example known of the equipment used in the processing of cave saltpeter, a major component of gunpowder during the War of 1812. The works ... More

Thomas Nelson Jr. to Thomas Jefferson, February 4, 1776, Canadian Camp...

Canadian Campaign; Arrival of Saltpeter, Gun Powder, and Arms

Thomas Nelson Jr. to Thomas Jefferson, February 4, 1776, Canadian Camp...

Canadian Campaign; Arrival of Saltpeter, Gun Powder, and Arms

Thomas Nelson Jr. to Thomas Jefferson, February 4, 1776, Canadian Camp...

Canadian Campaign; Arrival of Saltpeter, Gun Powder, and Arms

Thomas Nelson Jr. to Thomas Jefferson, February 4, 1776, Canadian Camp...

Canadian Campaign; Arrival of Saltpeter, Gun Powder, and Arms