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  • 1497
    KP-1155-R2 - Klamath Project; General view of form-work and under-pinning for concrete placement on the Middle Canal flume; November 6, 1945; Photo by C. O. Wamstad
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  • 1499
    KP-1157-R2 - Klamath Project; Backfilling under outlet structure floor. Compacting is done with pneumatic tampers; November 6, 1945; Photo by C. O. Wamstad
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  • 1500
    KP-1158-R2 - Klamath Project; November 6, 1945; Photo by C. O. Wamstad
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  • 3023
    KP-2201-R2--Lower Cost Canal Lining. Klamath Project. M-2-a Lateral. Compacted earth lining. Rollers compacting embankment, Sta. 150; April 13, 1953; Bureau of Reclamation Photo by C.O. Wamstad
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  • 3106
    KP-2245-R2 - Klamath Project--Gerber Dam. Discharge 179 c.f.s.; May 26, 1954; Photo by C. O. Wamstad
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  • 3111
    KP-2250-R2 - Klamath Project--Gerber Dam; November 12, 1954; Photo by C. O. Wamstad
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  • 2251
    KP-1783-R2; May 13, 1949; Photo by C. O. Wamstad
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  • 2069
    KP-1689 - Klamath Project. Low Cost Canal Lining. Spreading "Volclay" bentonite on bank to eliminate seepage. Dragline placing earthcover over bentonite layer in ditch. Soil cover is to prevent mechanical ...
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  • 2072
    KP-1690- Klamath Project. Low Cost Canal Lining. Spreading "Volclay" bentonite on bank to eliminate seepage. Bentonite is spread along upper edge of bank and raked down the slope and into the top layer ...
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  • 2073
    KP-1691 - Klamath Project. Low Cost Canal Lining. Spreading "Volclay" bentonite on bank to eliminate seepage. Dragline placing earthcover over bentonite layer in ditch. Soil cover is to prevent mechanical ...
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