Box 42
Contains 183 Results:
[544] Spillway water, churning below. (Caption: 352.V^11. The Panama Canal. Madden Dam Project. View from Right Abutment showing Hydraulic Jump on spillway Apron. All Drum Gates fully opened (Crest El. 232.0). Reservoir El. 239.8. Discharge 32,200 c.f.s February 10, 1935.) (2 copies) , 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[545] Spillway water, churning below. (Caption: 352.V^12. The Panama Canal. Madden Dam Project. View from Bridge showing Hydraulic Jump on spillway Apron. All Drum Gates fully opened (Crest El. 232.0). Reservoir El. 239.8. Discharge 32,200 c.f.s February 10, 1935.), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[546] Water smoothly flowing over spillway. (Caption: 352.V^13. The Panama Canal. Madden Dam Project. View from Bridge showing Hydraulic Jump on spillway Apron. All Drum Gates fully opened (Crest El. 232.0). Reservoir El. 239.8. Discharge 32,200 c.f.s February 10, 1935.) (2 copies), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[546 AB] Water smoothly flowing over spillway. (Caption: 352.V^14. The Panama Canal. Madden Dam Project. All Spillway Drum Gates opened fully. Reservoir El. 239.5. Discharge 30,200 c.f.s. View from Bridge showing flow conditions below Spillway Apron. 2/12/35.) (2 copies), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[547] Churning water, banks, forest, part of boat. (Caption: 352.V^15. The Panama Canal. Madden Dam Project. Spillway Drum Gates Nos. 1,2,& 3 fully opened. Reservoir El. 239.7. discharge 23,600 c.f.s. View from Bridge showing interference by higher adjacent tailwater, below closed Gate No. 4, to Hydraulic Jump on Apron. February 12, 1935.), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[548] Front of spillway. (Caption: 352.V^16. The Panama Canal. Madden Dam Project. Spillway Drum Gates Nos. 1,2,& 3 fully opened. Reservoir El. 239.7. Discharge 23,600 c.f.s. View from Bridge showing Hydraulic Jump conditons on Apron. February 12, 1935.), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[549] Churning water below spillway. (Caption: 352.V^17. The Panama Canal. Madden Dam Project. Spillway Drum Gates Nos. 1 & 2 only, fully opened. Reservoir El. 239.8. Discharge 15,000 c.f.s. View from Bridge showing interference by higher adjacent tailwater, below the closed Gates, to Hydraulic Jump on the Apron. February 12, '35.) (2 copies), 1935
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[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.