Davis, EdWoods, RufusLangloe, LarsWelborn, Thomas D.Cunningham, Fred J.Weber, J. A.Damon, DonMarshall, W. O.2019-04-122019-04-121945-01-01EPM-074-13-005http://hdl.handle.net/20.500.11867/161858 sheets 18 x 12.5 inch, bi-folded and secured booklet style. Printed recto and verso. Front cover stamped in purple ink."The Columbia Basin Commission herewith respectfully submits its supplementary report giving statements in detail of all activities and developments as required by Chapter 283 of the Session Laws of the State of Washington of 1943." Maps and black and white photographs throughout.Map