Box 42
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
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[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
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[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
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[553] Water over spillway. (Caption: 352.V^21. The Panama Canal. Madden Dam Project. All Spillway Drum Gates fully opened. (Crest El. 232.0.) Reservoir El. 238.0. Discharge 20,800 c.f.s. View from Bridge showing Hydraulic Jump on Apron. Feb. 14, 1935.) (2 copies), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[554] Churning water, abutment, riverbank. (Caption: 352.V^22. The Panama Canal. Maddan Dam Project. All spillway Drum Gates fully opened. (Crest El. 232.) Reservoir El. 238. Discharge 20,800 c.f.s. View from Bridge showing Hydraulic Jump on Apron. February 14, 1935.) (2 copies), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[555] Water below Dam, from above. (Caption: 352.V^23. The Panama Canal. Maddan Dam Project. All spillway Drum Gates fully opened. Reservoir El. 238. Discharge 20,800 c.f.s. Close-up of hydraulic jump on spillway apron. February 14, 1935.) (2 copies), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[556] Churning river; road on far bank; wooden shelter. (Caption: 352.V^24. The Panama Canal. Madden Dam Project. All drum gates opened fully. Reservoir El. 238.0. Discharge 20,800 c.f.s. View from bridge showing quieted flow below hydraulic jump on spillway apron. 2/14/35.), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[557] Churning water below spillway. (Caption: 352.V^25. The Panama Canal. Madden Dam Project. All spillway gates opened fully. (Crest El. 232). Reservoir El. 236.2. Discharge 11,400 c.f.s. View from bridge showing hydraulic jump on apron. 2/15/35.), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[558] Good wide shot of dam, spillway, bridge and river. (Caption: 352.V^26. The Panama Canal. Madden Dam Project. Flow from sluice gates nos. 2,3,4,5 & 6; both needle valves and units 1 & 2. Total discharge 19,700 c.f.s. Pond El. 208.0. Tailwater El. 102.8--1:00 p.m., March 18, 1935.) (2 copies), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[559] Water below Dam, from above. (Caption: 352.V^27. The Panama Canal. Madden Dam Project. View from bridge showing flow from sluice gates Nos. 2, 3, 4, 5 and 6. Reservoir El. 202.2; discharge thru sluiceways approx. 18,000 c.f.s. Tailwater El. 102.7. 9:00 a.m., March 19, 1935.), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.