00-0257-12
Keck Observatory under construction
00-0257-17
Keck Observatory under construction
00-0257-19
Keck Observatory under construction
00-0257-21
Keck Observatory under construction
00-0293-04
Keck Observatory under construction
00-0293-07
Keck Observatory under construction
00-0293-21
Keck Observatory under construction
00-0298-03
South Hall under construction
00-0298-07
South Hall under construction
00-0298-19
South Hall under construction