Part of the official party at the opening of the U. S. Construction Railroad celebration, left to right: Governor C. D. Martin, locomotive engineer; Mr. Francis Donaldson, Chief Engineer, M.W.A.K. Company; Mr. J. I. Dinman, President Spokane Chamber of Commerce; Mr. Jas. O'Sullivan, Columbia Basin Commission; Mr. E. F. Blaine"Father of Irrigation" Guy F. Atkinson, Vice President, M.W.A.K. Company; Ben H. Kizer, Chairman, State Planning Commission; Wm. Clapp, Attorney, Ephrats; E. L. Kier, Vice President, M.W.A.K. Company; Harvey Slocum, General Superintendent, M.W.A.K. Company.
Photograph of those participating in the official celebration of the handover of a railroad for construction operations at the Grand Coulee Dam.