penicillin
1950s
13176_29219_scientific_method1
Man in lab coat looks through microscope. Woman in lab coat handles…
1950s
13176_29219_scientific_method2
Close up of moldy petri dish with smoke in the background. Man in…
1950s
13176_29219_scientific_method3
Dark-haired Caucasian man with glasses and a lab coat pours brown…
1950s
13167_8912_winston_churchill
CU of Eduardo Lonardi, President of Argentina. Cu of Winston Churchill…
1960s, 1970s
13166_12596_streetwalker13
This clip contains footage of prostitutes in San Francisco, an…