Thomas Edward
“Egyptian Representation of the Heavens and Earth,” uncredited illustration after ancient Egyptian papyrus, for “How the Earth Was Regarded in Old Times,” by Camille Flammarion (translator uncredited), The Pop More
The Earth of the later Greeks
Ancient fire making methods
Neil Arnott
Ancient Mexican fire drill
Bow drill used by the Sioux
Fire drill of the Gauchos
Tongue and pump drill
Nervous system of oyster and mussel
Head and nervous system of the common snail
Nervous system of limpet and chiton marmoratus
“Nervous system of the common cuttle-fish (Sepia officinalis)” Explanation: 1 = “large bilobed ganglion” of the “supra-oesophagal ganglionic mass” 2 = lobes of the “optic ganglion”, connected to the “supra-oes More
Ideal section of the earth crust
Hell gate plans for demolition
Common hand shear
Alfred Marshall Mayer
Heavy duty shear with base
Spring action shear
Vise held shear
Two handled chisel or scraper
Woodworking lack plane
Woodworking plane blades
Tracks of brontozoum
Woodworking plane with flexible metal base
Woodworking trying plane
Hesperornis regalis Public domain photograph of animal skeleton, zoology, free to use, no copyright restrictions image - Picryl description
Hesperornis regalis
Ichthyornis dispar
Compsognathus longipes
Bird dinasaur crocodile leg bone structures
Pterodactylus spectabilis Public domain scan of drawing of insect, zoological illustration, free to use, no copyright restrictions image - Picryl description
William Thompson
Nature print of eozoon
Rhizopods ; a, Orbulina universa; b, Globigerina rubra; c, Chrysalidina gradata; d, Cuneolina pavonia; e, Grammostomum phyllodes; f, Rotalia globosa; g, Flabellina rugosa; h, Frondicularia annularis; i, Nummuli More
Eozoon restored
Portion of eozoon magnified 100 times
Magnified eozoon
Protozoan fossil from Hanover NH
Protozoan fossil from Connecticut Lake NH
Stromatopora concentrica
Lichenalia concentrica
Bone structure changes over time
Parallel roads of Glen Roy Public domain photograph of a viaduct, bridge, arch, free to use, no copyright restrictions image - Picryl description
Santa Barbara Channel Islands
Aboriginal settlements of Santa Cruz
Settlement geological foundations Public domain image related to the State of California, free to use, no copyright restrictions image - Picryl description
Josiah Parsons Cooke
Calculating earth distance from sun
Extrapolating sun distance by stars
Extrapolating Sun's distance by Mars
Extrapolating Sun's distance by passing shadow object
Correlating Venus and Sun's positions
Gas well section in Brooklyn
Continental shelf off of Long Island and New Jersey Public domain scan of a map, free to use, no copyright restrictions image - Picryl description
Compressed air generator / Compressor Public domain photograph of a compressor engine, free to use, no copyright restrictions image - Picryl description
Imitation hailstone in Plaster of Paris Public domain photograph of a small boat, canoe, free to use, no copyright restrictions image - Picryl description
Perfect hailstone
Compressed air locomotive Public domain photograph of a steam locomotive, engine, train, railroad, free to use, no copyright restrictions image - Picryl description
Imitation hailstone in Plaster of Paris
Broken hailstone
The earth floating
The earth with roots
_The Earth of the Veda priests
Anaximander cylindrical earth
Plato cubical earth
Egyptian representation of heaven and earth Public domain photograph of 19th-century drawing, free to use, no copyright restrictions image - Picryl description
Eight century map of the world
William Crookes
The Earth as an egg Public domain photograph related to Jerusalem, Palestine, Israel, Jewish history, free to use, no copyright restrictions image - Picryl description
The Earth and Firmament
And here I am still
The cosmography of Cosmas
The earth as a floating egg
The mountain goat
The Virginia deer Public domain photograph of a deer, wild animal, wilderness, nature, free to use, no copyright restrictions image - Picryl description Public domain photograph of elk, wild animal, nature, w More
The American reindeer or caribou Public domain photograph of a deer, wild animal, wilderness, nature, free to use, no copyright restrictions image - Picryl description Public domain photograph of elk, wild an More
The musk ox
The mountain sheep (syn. for Bighorn Sheep, Ovis canadensis)
The prong horn antelope Public domain photograph of a deer, wild animal, wilderness, nature, free to use, no copyright restrictions image - Picryl description
Cohn's tubes
Incubating experiments of Tyndall Public domain photograph related to motor parts, engines, free to use, no copyright restrictions image - Picryl description
Robert experiment with microbes
The moose Public domain photograph of a deer, wild animal, wilderness, nature, free to use, no copyright restrictions image - Picryl description
The elk or wapiti Public domain scan of drawing of animal, zoological illustration, free to use, no copyright restrictions image - Picryl description
The Inclinometer
The bison or buffalo Public domain photograph - lion, free to use, no copyright restrictions image - Picryl description
Geological hammer compass case and belt
The effects of fluid dynamics on gravity
Demonstration of fluid dynamics
Fluid dynamics overcoming gravity
Some useful signs in geological surveying
Engraved representation of diatoms
Section through Dyker meadows
The Hindu Earth (published caption "Fig. 4—The Hindoo Earth.")