Box 41
Contains 141 Results:
[464] Closeup view of men doing excavation of dam area with shovels, etc. (Caption: 352.A^55. The Panama Canal. Madden Dam Project. Final excavation in Block 9. View looking West. March 31, 1933.), 1933
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[465] Closeup view of men doing excavation of dam area with shovels, etc.(Caption: 352.A^57. The Panama Canal. Madden Dam Project. Final excavation operations in Block 9 showing uplift pressure pipes being installed. March 31, 1933.), 1933
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[466] Landscape view of dam under construction. (Caption: 352.A^58. The Panama Canal. Madden Dam Project. Construction of Spillway Apron. April 18, 1933.), 1933
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[467] Closeup view of men working with large metal castings. (Caption: 352.A^65. The Panama Canal. Madden Dam Project. Sluice Gate Castings in Block 6. June 8, 1933.), 1933
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[468] Dam under construction. (Caption: 352.A^70. The Panama Canal. Madden Dam Project - Northend of Clay Blanket. June 26, 1933.), 1933
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[469] Dam under construction. Smoothing cement on floor of dam. (Caption: 352.A^71. The Panama Canal - Madden Dam Project - concrete Fill between spillway apron and rock. June 30, 1933.), 1933
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[471] View of completed dam filling with water. (Caption: 352.A^76. The Panama Canal. Madden Dam Project. View, north from Power House Landing, showing completed Right Training Well and Pavement. 3" cable hanging from lighter line has just been turned end for end.), 1933
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[472] View of completed dam filling with water. (Caption: 352.A^77. The Panama Canal. Madden Dam Project. View, looking northwest from upstream cofferdam, showing trash bars in place in trash rock structures in Blocks 6 and 8. Water at intake of sluiceway conduits at Elevation 98. November 20, 1933.), 1933
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[473] Closeup of men working on outlet pipe for dam. (Caption: 352.A^104. The Panama Canal - Madden Dam Project - Butterfly Valve in Outlet Pipe "B" and Penstock No. 5. January 5th 1934.), 1934
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[474] View of installation of outlet pipes. (Caption: 352.A^105. The Panama Canal - Madden Dam Project - View showing installation of Penstocks Nos. 2 and 3 and Outlet Pipes "A" and "B". January 5th 1934.) (2 copies), 1934
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.