Box 41
Contains 141 Results:
[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.
[475] View of installation of outlet pipes. (Caption: 352.A^106. The Panama Canal. Madden Dam Project. View showing installation of Penstocks, Outlet Pipes and form for future Penstock No. 4. January 5, 1934.), 1934
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[476] View of installation of Power House Scroll Case. (Caption: 352.A^110. The Panama Canal. Madden Dam Project. Power House Scroll Case in Unit No. 2. From Elev. 128 on Left Training Wall, looking southeast. February 10, 1934.) (2 copies), 1934
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[477] Interior of arched metal girders used in construction. Workers visible in distance. (Caption: 352.A^113. The Panama Canal. Madden Dam Project. Drum Gate No. 1. Interior view from South end. March 6, 1934.) (2 copies), 1934
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[478] Dam construction in process. (Caption: 352.A^115. The Panama Canal. Madden Dam Project. Close-up of Dam from a position east of Counterforted Wal, showing erection of Drum Gate No. 1 in progress. March 11, 1934.), 1934
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.
[479] Dam construction in process; side view. (Caption: 352.a^116. The Panama Canal. Madden Dam Project. General view of Dam from a position west of Block 19. Downstream skin plate of Drum Gate No. 1 being erected. Box in center foreground in Block 16 is the form for the south end of drum gate gallery. March 11, 1934.), 1934
This series contains photographs, negatives, and glass plate negatives regarding the Panama Canal and surrounding areas.