Great Northern Railway Historical Society Blueprint Collection JSBP5083, Spring Valley, Washington, 1949. Great Northern Blueprint Number 260-3988-3, Bridge Number 41.2. General Plan. Authorization for Expenditure 77178. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.
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Taken From: "GN Locations" database compiled by Jim Chinquist, year 1950.