The Cassegrain Coude focus. Alternative.
1934
- Title
- The Cassegrain Coude focus. Alternative.
- Collection
- Caltech Photographs
- Series
- Photographs of Individuals
- Dates
- 1934
- Extents
- 1 photographs (negative)
- Abstract
- Perspective cutaway drawing of observing station built into trunnion. Pencil on paper, 12 x 9 inches, mounted on board, 13 x 9 inches. Signed R.W.P. and dated 1934. Palomar. Porter Papers.