virus

1980s

90002_2413_03

Diagram of the world continents; Central Africa is highlighted. A car…

1980s

13165_26574_microscope10

This clip is an introduction on the development of microscopes and…

1980s

13160_12188_aids_training11

A woman speaks about her former bisexual lover. She sits on a couch and…

1980s

13160_12188_aids_training12

A man is pushed down a hospital hallway by a nurse. A black man in a…

1950s

13159_7420_polio_epidemic1

Establishing shot of the University of Pittsburgh School of Medicine. A…

1950s

13159_7420_polio_epidemic4

Several shots of the exteriors of large, stately buildings. A scientist…

1950s

7021_sneeze

Discussion of how germs and viruses are spread by sneezing and by hands…