Great Northern Railway Historical Society Blueprint Collection JSBP10139, Minnesota, 1937. Great Northern Blueprint Number 1181-21, Condensed Mainline Profile. Saint Paul to Willmar. Interstate Commerce Commission Account Number 1, Engineering.

Great Northern Railway Historical Society Blueprint Collection JSBP10140, Minnesota, 1937. Great Northern Blueprint Number 1181-18, Condensed Mainline Profile. Willmar to Breckenridge. Interstate Commerce Commission Account Number 1, Engineering.

Great Northern Railway Historical Society Blueprint Collection JSBP5270, Saint Cloud and Willmar, Minnesota, 1906. Line Profile, Saint Cloud to Willmar. Profile. Interstate Commerce Commission Account Number 1, Engineering.

Great Northern Railway Historical Society Blueprint Collection JSBP9289, Willmar, Minnesota, 1941. Proposed Removal of Stockyard. Map. Authorization for Expenditure 61424. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Stockyard.

Great Northern Railway Historical Society Blueprint Collection JSBP9290, Willmar, Minnesota, 1941. Proposed Location for Improve Stockyard. Map. Authorization for Expenditure 61424. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Stockyard.

Great Northern Railway Historical Society Blueprint Collection JSBP9332, Willmar, Minnesota, 1947. Great Northern Blueprint Number R-71, Proposed Division of 12 Pens Into 24 and Added Siding. Map - Willmar No. 1. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Stockyard.

Great Northern Blueprint Number 1021-2-2, Track Profile, Profile of Drain Tile 1 Mile East of Willmar, 1921. Other subject categories: Profile