Great Northern Railway Historical Society Blueprint Collection JSBP2131, Grotto, Washington, 1915. 6' X6' Reinforced Concrete Culvert. Plan, Elevation and Sections With Dimensions and Instructions. Authorization for Expenditure 25613. Interstate ... »
Great Northern Railway Historical Society Blueprint Collection JSBP2131, Grotto, Washington, 1915. 6' X6' Reinforced Concrete Culvert. Plan, Elevation and Sections With Dimensions and Instructions. Authorization for Expenditure 25613. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Culvert.
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