[instruments at the Royal Observatory Greenwich]
One of three photographs mounted in a glazed frame showing instruments at the Royal Observatory Greenwich around 1914. Airy Transit Circle, made by Troughton & Simms and Ransome & May in 1850, of 8.1-inch aperture and 11-feet, 7-inch focal length viewed from the south towards the eyepiece.
Details
- Category:
- Astronomy
- Object Number:
- 1914-569 Pt1
- Materials:
- glass, paper (fibre product) and wood (unidentified)
- Measurements:
-
overall (frame holding 1914-569 Pt1-Pt3): 378 mm x 706 mm x 27 mm,
- type:
- phototograph and transit circle
- credit:
- Royal Observatory, Greenwich
