Star plate measuring machine (X-Y) with eyepiece labelled Cooke
- maker:
- Cooke, Troughton and Simms Limited and
- Howard Grubb
Star plate measuring machine (X-Y) with eyepiece labelled Cooke, Troughton and Simms, specially made by Sir Howard Grubb to measure plates taken with the Radcliffe Astrograph (twin 18-inch & 24-inch refractor) for parallax observations. Originally at Radcliffe Observatory (1901-1938), Oxford, then University of London Observatory (1938-1984), Mill Hill, London.
Details
- Category:
- Astronomy
- Object Number:
- 1983-1488
- Measurements:
-
overall (machine): 1450 x 750 x 1250 mm
- credit:
- University of London Observatory