CHM Revolution

Date

1975 ca.

Credit Line

Courtesy of Lawrence Berkeley National Laboratory

Copyright Owner

© Lawrence Berkeley National Laboratory

Keywords

PDP-4 (Computer); Monitor; Video; Trackball

Object ID

500003052

Scanner operators were busy: they analyzed experimental data by simultaneously using two computer monitors, a projector showing an image on the desktop, a trackball pointing device and a one-handed keypad. The computer in the background is a DEC PDP-4.