1941 Filmes

Preparation of "spawn" for commercial mushrooms, which grow to the tune of "You Came Along." Also: extraction & uses of snake venom; personal dress...

Huge electric sign operated by photo cell animation; freshwater fauna propagated by Carolina Biological, sold and used for research; pickup and...

Marvels of modern science, including the U.S. Army's latest tanks; pretty models demonstrate massage and exercise machines.