00-0293-01 Add to clipboard Item 2000 Part of Chris Tumbusch Photographs Keck Observatory under construction
00-0293-27 Add to clipboard Item 2000 Part of Chris Tumbusch Photographs Keck Observatory under construction
99-0824-06 Add to clipboard Item 1999 Part of Chris Tumbusch Photographs Construction of Keck Observatory
99-0824-23 Add to clipboard Item 1999 Part of Chris Tumbusch Photographs Construction of Keck Observatory
00-0257-12 Add to clipboard Item 2000 Part of Chris Tumbusch Photographs Keck Observatory under construction
00-0257-17 Add to clipboard Item 2000 Part of Chris Tumbusch Photographs Keck Observatory under construction
00-0257-19 Add to clipboard Item 2000 Part of Chris Tumbusch Photographs Keck Observatory under construction
00-0257-21 Add to clipboard Item 2000 Part of Chris Tumbusch Photographs Keck Observatory under construction
00-0293-04 Add to clipboard Item 2000 Part of Chris Tumbusch Photographs Keck Observatory under construction
00-0293-07 Add to clipboard Item 2000 Part of Chris Tumbusch Photographs Keck Observatory under construction