Photocopy of original construction drawing, dated 31 December 1935. (Original print in the possession of Army Corps of Engineers, Portland District, Portland, OR.) (N-2-114, Sheet 3) LOWER MITER GATE, GENERAL ARRANGEMENT. - Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia River near first Powerhouse, Bonneville, Multnomah County, OR

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