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Plans and Sections of Equipment in Floodlight Transformer Vaults (93-E), 5/6/1942, revised 9/8/1943
32x76 inches
Oversize Tube 51
Details of Hangar and Factory Building Obstruction Lighting (94-E), 10/24/1941, revised 5/5/1944
ink-on-linen drawing
Oversize Tube 51
Diagram of Three-Line Connection of 2300 V. Vertical Lift Switchgear in Airport Sub-Station (97-E), 5/28/1942
ink-on-linen drawing
Oversize Tube 51