Francis Pease at Telescope, Mount Wilson Observatory, 1925

---

Size: 4557px × 5666px
Location:
Photo credit: © Science History Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 100-, 1920s, 1925, 1930s, america, astronomer, astronomy, bw, cassegrain, focus, francis, history, man, mount, observatory, pease, person, personality, scientist, telescope, wilson