Bromide print related to and showing various stages in the construction of the Hooker 100-inch reflecting telescope

One of 41 bromide prints related to and showing various stages in the construction of the Hooker 100-inch reflecting telescope at Mount Wilson, California. This view shows an engineering drawing of the Mercury trough main bearing, worm wheel gear, quick-motion drive and driving clock.

Details

Category:
Astronomy
Object Number:
1918-176/30
Materials:
cardboard and paper (fibre product)
type:
photograph and telescope - reflecting
credit:
Mount Wilson Solar Observatory