Great Scientists Speak Again Series

4 films in this series.

Title ▲	Year	Creator	Format	Sound
Gregor Mendel	1974	Quick John Univ Of Calif At Berkeley	16mm	sound
Hans Spemann	1976	See Univ Of Calif Ext Media Ctr	16mm	sound
William Beaumont	1976	Quick John	16mm	sound
William Harvey	1974	Quick John	16mm	sound