Watkins time thermometer
Mercury thermometer calibrated in development times for a dish or tank. In wooden protective tube. Watkins Meter Company.
Details
- Category:
- Photographic Technology
- Collection:
- Kodak Collection
- Object Number:
- 1990-5036/1691
- Materials:
- wood (unidentified), mercury and glass
- type:
- thermometer
- credit:
- The Kodak Collection at the National Media Museum, Bradford
