Photographs showing quartz oscillators and ovens
- Made:
- 1952 in Herstmonceux
Four mounted photographs showing quartz oscillators and their ovens
Details
- Category:
- Time Measurement
- Object Number:
- 1952-187
- Measurements:
-
overall: 420 mm x 340 mm
- type:
- photograph
- credit:
- Royal Greenwich Observatory, Herstmonceux