Great Northern Railway Historical Society Blueprint Collection JSBP1003, Coram, Montana, 1967. Great Northern Blueprint Number 285.6445.01, Culvert # 1203.38. Sections. Authorization for Expenditure 67. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Culvert.

Great Northern Railway Historical Society Blueprint Collection JSBP1004, Coram, Montana, 1967. Great Northern Blueprint Number 285.6445.A, Culvert # 1203.38. Proposed Extension - Elevation. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Culvert.

Great Northern Railway Historical Society Blueprint Collection JSBP1005, Coram, Montana, 1967. Culvert # 1203.60. Proposed Spillway. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Culvert.

Great Northern Railway Historical Society Blueprint Collection JSBP1006, Coram, Montana, 1968. Siding. Extend - Field Report. Authorization for Expenditure 67. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Other ICC account descriptions: ICC Account Number 12, Side Track.