Title
Telescope built in the Newtonian configuration with one axis of the mount polar-aligned for tracking the sky circa 1936.
Caption
Telescope built in the Newtonian configuration with one axis of the mount polar-aligned for tracking the sky circa 1936
Credit line
Photo12/UIG/HUM Images
Reference
UMG21A22_389
Model release
No
Property release
No
License type
Rights managed
Available size
43,6Mb (3,6Mb) / 11,8in x 14,4in / 3538 x 4305 (300dpi)