Shell Oil Shasta Dam 1942 Ad.
Shell Oil Shasta Dam 1942 Ad. This color August 22, 1942 ad states Mix Well and set aside 100 years to cool. Californias Shasta Dam will create a 35 mile long lake and spill over its rim a man made waterfall three times the height of Niagara. The Recipe for building such a structure would read something like the above if there were no means to cool the Concrete artificially. Picture shows Californias Shasta Dam construction in progress. Magazine tear sheet picture is taken through plastic and may show wrinkles or crookedness that is not in the ad. This original magazine tear sheet measures 10 1/2 inches wide by 13 3/4 inches tall.
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