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  • 71. [Image] M-2-a-2 Lateral and parallel drain, showing ground water in drain and uncompacted embankment of Type C Lining, Coppock Bay, California
    1886
    KP-1533-R2 - Klamath Project; August 29, 1947; Photo by Dorwin Grise
    Citation
  • 72. [Image] Hand-rolling M-2-a-2 Lateral Bottom, Coppock Bay, California
    1904
    KP-1551 - Klamath Project. Preparation of lateral for asphalt membrane lining; September 24, 1947; Photo by Dorwin Grise
    Citation
  • 73. [Image] M-2-a-2 Lateral thoroughly prepared for asphalt membrane lining, Coppock Bay, California
    1905
    KP-1552 - Klamath Project - Coppock Bay; September 24, 1947; Photo by Dorwin Grise
    Citation
  • 74. [Image] Complete section of M-2-a-2 lateral to be asphalt lined, Coppock Bay, California
    1906
    KP-1553 - Klamath Project. Coppock Bay; September 24, 1947; Photo by Dorwin Grise
    Citation
  • 75. [Image] Asphalt Heating Tank, Coppock Bay, California
    1907
    KP-1554 - Klamath Project. Coppock Bay; September 24, 1947; Photo by Dorwin Grise
    Citation
  • 76. [Image] M-2-a-2 Lateral Asphalt Membrane Lining, Coppock Bay, California
    1910
    KP-1556 - Klamath Project. Coppock Bay. Showing asphalt applied to both side slopes, with lateral bottom left open for walkway; September 24, 1947; Photo by Dorwin Grise
    Citation
  • 77. [Image] M-2-a-2 lateral Asphalt Membrane Lining, Coppock Bay, California
    1911
    KP-1557 - Klamath Project - Coppock Bay. Applying asphalt to bottom of lateral previously left open for walking; September 24, 1947; Photo by Dorwin Grise
    Citation
  • 78. [Image] M-2-a-2 Lateral Asphalt Membrane Lining, Coppock Bay, California
    1912
    KP-1558 - Klamath Project - Coppock Bay. A completed section of asphalt lining; September 24, 1947; Photo by Dorwin Grise
    Citation
  • 79. [Image] M-2-a-2 Lateral Asphalt Membrane Lining, Coppock Bay, California
    1913
    KP-1559 - Klamath Project. Coppock Bay. 12-inch earth cover on asphalt membrane being watered to obtain required density; September 26, 1947; Photo by Dorwin Grise
    Citation
  • 80. [Image] M-2-a-2 Lateral Asphalt Membrane Lining, Coppock Bay, California
    1914
    KP-1560 - Klamath Project. Coppock Bay. Three stages of lining; September 26, 1947; Photo by Dorwin Grise
    Citation