old14e.jpg
October 6, 1972
Stairs leading to dome of 9 1/2-inch. this type of stairway used in many 19th century observatories. In distance: Prime vertical room and entrance to 26-inch refractor.
old14e.jpg
October 6, 1972
Stairs leading to dome of 9 1/2-inch. this type of stairway used in many 19th century observatories. In distance: Prime vertical room and entrance to 26-inch refractor.
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