Photo, Print, Drawing Upper Mississippi River Nine-Foot Channel Project, Lock & Dam Complex No. 20, Upper Mississippi River, Canton, Lewis County, MO Photos from Survey HAER MO-34
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1. GENERAL VIEW OF DAM, DOWNSTREAM SIDE, LOOKING FROM TOE OF D…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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2. GENERAL VIEW OF DAM, DOWNSTREAM SIDE, LOOKING FROM GUIDEWAL…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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3. GENERAL VIEW OF LOCK, DOWNSTREAM SIDE, LOOKING FROM GUIDEWA…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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4. GENERAL VIEW OF ESPLANADE, LOOKING FROM SOUTH - Upper Missi…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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5. DETAIL VIEW OF DAM, SHOWING SPUR AT END OF DAM - Upper Miss…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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6. DETAIL VIEW OF DAM, SHOWING STORAGE AREA - Upper Mississipp…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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7. DETAIL VIEW OF DAM, SHOWING EAST SIDE OF PIER HOUSE, TYPE 1…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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8. DETAIL VIEW OF DAM, SHOWING WEST SIDE OF PIER HOUSE, TYPE 1…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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9. INTERIOR VIEW OF PIER HOUSE, TYPE 1B, LOOKING SOUTH - Upper…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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10. DETAIL VIEW OF PIER HOUSE, TYPE 1B, SHOWING ROLLER GATE GA…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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11. DETAIL VIEW OF DAM, SHOWING ROLLER GATE AND TRACK - Upper …- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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12. DETAIL VIEW OF TAINTER GATE, SHOWING POSITION GAUGE - Uppe…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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13. DETAIL VIEW OF TYPE 1A NONSUBMERSIBLE TAINTER GATES - Uppe…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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14. DETAIL VIEW OF TYPE 1B SUBMERSIBLE TAINTER GATES - Upper M…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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15. DETAIL VIEW OF HOIST CAR - Upper Mississippi River Nine-Fo…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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16. DETAIL VIEW OF FLAT CAR - Upper Mississippi River Nine-Foo…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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17. DETAIL VIEW OF CRANE - Upper Mississippi River Nine-Foot C…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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18. DETAIL VIEW OF AUXILIARY LOCK, LOCK GATES, DOWNSTREAM SIDE…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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19. DETAIL VIEW OF AUXILIARY LOCK, LOCK WALL, LOOKING WEST - U…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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20. VIEW OF EAST AND SOUTH SIDES OF CENTRAL CONTROL STATION - …- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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21. VIEW OF NORTH AND WEST SIDES OF CENTRAL CONTROL STATION - …- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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22. INTERIOR VIEW OF MAIN FLOOR, SHOWING CENTRAL CONTROL STATI…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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23. INTERIOR VIEW OF BASEMENT, SHOWING CENTRAL CONTROL STATION…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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24. DETAIL VIEW OF MAIN LOCK, OPERATING TAINTER GATE VALVE - U…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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25. DETAIL OF ESPLANADE, APPROACH BRIDGE - Upper Mississippi R…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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26. GENERAL HIGH ALTITUDE, AERIAL VIEW OF COMPLEX AND GENERAL …- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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27. LOCK, WALL CONSTRUCTION (August 1933) - Upper Mississippi …- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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28. LOCK, COMPLETED LOCK FLOOR (October 1933) - Upper Mississi…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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29. DAM, COFFERDAM REMOVAL (October 1934) - Upper Mississippi …- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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30. DAM, TAINTER GATE ASSEMBLY (October 1934) - Upper Mississi…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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31. LOCK & DAM NO. 20, SITE MAP (October 1933) - Upper Mississ…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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32. LOCK, ESPLANADE (1931) - Upper Mississippi River Nine-Foot…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record
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33. LOCK, GENERAL PLAN (August 1932) - Upper Mississippi River…- Contributor: Maxon Construction Company - U.S. Army Corps of Engineers - Abbott, Edwin E - McCormick, Herbert G - Piel, John H - Historic American Engineering Record