Slide-rule type calculator made in celluloid for motion picture use. Patented June 6 1916. 108 Sth Dearborn Street, Chicago, Ill.
Details
- Category:
- Photographic Technology
- Collection:
- Kodak Collection
- Object Number:
- 1990-5036/7051
- type:
- exposure meter
- credit:
- The Kodak Collection at the National Media Museum, Bradford
