Master Relay Clock Components, 1950-1959

Model 601-9D clock components for master relay, found in the Master clock case, 1950-1959

Details

Category:
Time Measurement
Object Number:
1965-179
Materials:
steel (metal), plastic (unidentified) and electric components
Measurements:
overall: 300 mm x 110 mm x 190 mm,
type:
movement - clockwork
credit:
IBM United Kingdom Ltd.