Mitchell, Hugh B.2019-04-122019-04-121947-07-14EPM-074-13-009http://hdl.handle.net/20.500.11867/161898 sheets 8.5 x 11 inch. Typed.Address by the League President to the Washington State Federation of Labor in annual convention at Seattle. "It is timely and appropriate for the Washington State Federation of Labor to give the Columbia Valley Authority a prominent place in the convention proceedings."SpeechesLabor's stake in a Columbia Valley Authority.