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P12-201-4380 NA Klamath Project, OR-CA. Pumping Plant FF--View looking southeast: slab completed. Burke-White pigmented curing compound has been applied by spray. Three smudge pot heaters placed in each bay to protect concrete from cold nights. Note contractor using watered-down burlap for curing wall areas; May 1977; USBR photo by D. J. Kline

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