1902-09-19

4 results.

Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Laboratory 21:189b (2008-003)
Series VI: Yerkes Observatory

Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Laboratory 51:189a (2008-003)
Series VI: Yerkes Observatory

Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Spectroheliograph 72:1177a (2008-003)
Series VI: Yerkes Observatory

Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Spectroheliograph 72:1177b (2008-003)
Series VI: Yerkes Observatory

4 results.