Full Mount Wilson, California. Hooker Telescope at Mount Wilson Observatory - interior view of 100-inch telescope and machinery (1920Pict. 799×738 px
★ 13969 pts. ♥ 0 likes ⬇ 5 saves
Full Mount Wilson, California. Hooker Telescope at Mount Wilson Observatory - exterior of dome (1920-1940).2144Pict. 799×738 px★ 12710 pts. ♥ 0 likes ⬇ 4 saves