Snow walk. Avalanche Hazards Part 1. 1966.
Avalanche. Avalanche Hazards Part 1. 1966.
Flow of lymph. Circulation of blood. 1926.
"Veins from tissues to heart." Circulation of blood. 1926.
Small waves. White Sun of the Desert. 1970.
Buried. White Sun of the Desert. 1970. Classic Soviet film.
Titles. N.Y., N.Y. 1957.
Transformation. How the Eye Functions. 1941.
Great horned owls in the cactus. Birds of Prey. 1938.
Prelinger Archives via Internet Archive
Salutations. Child of the Future. 1966.
Targeting the nose. Defense Against Invasion. 1943.
Contagion. The preparation of diphtheria antitoxin and prophylactics. 1945.
Wellcome Library via Internet Archive
nemfrogfilms reblogged
Disinfectant. Don’t Spread Germs. 1948.
Nemfrog Films Top 10 / 2020 / #10
Leon Mandel Guatemala Expedition. 1933-1934 (Reel 2). Field Museum of Natural History.
The fish speaks. Here's Looking. 1939.