Acoustic and Solar Circular Slide Rule, 1942
- maker:
- Gilson Slide Rule Co.
Circular slide rule (4-inch scale) for converting bathythermograph records to soundwave velocity, by Gilson Slide Rule Co., USA, 1942. Made for Bureau of Ships, US Navy Department, form 13, serial no. 794.
Details
- Category:
- Oceanography
- Object Number:
- 1980-1441
- Materials:
- aluminium alloy, steel (metal), nickel plated and plastic (possibly cellulose acetate)
- Measurements:
-
overall: 15 mm 225 mm, .165kg
- type:
- slide rule and circular slide rule
- credit:
- Woods Hole Oceanographic Institution