Box 42
Container
Contains 183 Results:
[550] Churning water below spillway. (Caption: 352.V^18. The Panama Canal. Madden Dam Project. Spillway Drum Gate No. 1 only, fully opened. Reservoir El. 239.9. Discharge 7,500 c.f.s. View from Bridge showing interference by higher adjacent tailwater, below the closed Gates, to Hydraulic Jump onapron. Febrary 12, 1935.), 1935
Item — Box: 42, Folder: 2
Series Scope and Contents
From the Series:
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
Dates:
1935
[551] Churning water below spillway. (Caption: 352.V^18. The Panama Canal. Madden Dam Project. Spillway Drum Gate No. 1 only, fully opened. Reservoir El. 239.9. Discharge 7,500 c.f.s. View from Bridge showing interference by higher adjacent tailwater, below the closed Gates, to Hydraulic Jump on apron. 2/12/35.) (2 copies), 1935
Item — Box: 42, Folder: 2
Series Scope and Contents
From the Series:
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
Dates:
1935
[552] Men on platform below bridge, measuring water surface level. (Caption: 352.V^20. The Panama Canal. Madden Dam Project. Madden Dam and Power Station Tests. Test No. 54--Measurement of Water Surface over Spillway Drum Gates, View showing method of measurement by lowering Plumb Bob from Platform Suspended over Drum Gate No. 1. Feb. 14, 1935.) (2 copies), 1935
Item — Box: 42, Folder: 2
Series Scope and Contents
From the Series:
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
Dates:
1935