Glass positive:- Comet 1911 IV (Brooks)
Glass positive:- Comet 1911 IV (Brooks), H. Knox-Shaw, Helwan Observatory, Egypt, 1911, October, 22d 14h 41m, 30-inch Reflector focal length 135 in, exposure, 10 min, 10" x 12"
Details
- Category:
- Astronomy
- Object Number:
- 1929-729
- Materials:
- glass
- type:
- black-and-white transparencies, astrophotographs and comets
- credit:
- Science Museum (Great Britain)