One of the observing floor hatch covers used as a painters’ scaffold

1939

Title
One of the observing floor hatch covers used as a painters’ scaffold
Collection
Caltech Images Collection
Series
Academic Divisions and Departments
Sub-Series
Astronomy (Astrophysics)
Identifier
10.22.36-4
Dates
1939
Extents
1 photographs
IIIF Manifest