Hale Telescope takes first photos, January 26, 1949 - EDN
Hale Telescope - Wikipedia
The 200-inch Hale telescope - Stock Image - R114/0038 - Science Photo Library
The 200" Hale Telescope at Mount Palomar by starbase1
Hale Telescope Photograph by Royal Astronomical Society/science Photo Library | Pixels
Hale Telescope High Resolution Stock Photography and Images - Alamy
Hale Telescope inside the Palomar Observatory | Palomar Obse… | Flickr
Seen from above after its old film of aluminum has been removed, Palomar Observatory's 200" Hale telescope mirror shows its internal honeycomb-like structure - Digital Commonwealth
Palomar, After 50 Years - San Diego History Center | San Diego, CA | Our City, Our Story
The 200-Inch Hale Telescope - Robert Ariail Collection of Historical Astronomy - UofSC Digital Collections