Specifications and invitations. 3682. Earthwork and structures. Lost River channel improvements, station 37+00 to station413±, West Canal enlargement, station 0+00 to station 30+50, W-1. lateral, station 25+37.2 to station 108+20, Langell Valley. Modoc unit. Tule Lake division. Klamath project. Oreg.-Calif.

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