Detail of Opening in Partition between Telephone Equipment and Switchboard Room (48), 3/22/1938
20-1/2x28 inches
Oversize Tube 65
20-1/2x28 inches
13-1/2x13 inches
ink-on-linen drawings with pencil notations, 30-3/4x39-1/2 inches
29x38-1/4 inches
17x38 inches
29-1/2x38-1/2 inches