Great Northern Railway Historical Society Blueprint Collection JSBP9359, Willow City, North Dakota, undated. St Paul, Minneapolis and Manitoba Railroad Blueprint Number 123-C-730, Standard Two Story Combimation Depot. Floor Plan and Elevations. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Station Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP9354, Willow City, North Dakota, 1905. Revisions to Depot. Floor Plan. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Station Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP9353, Willow City, North Dakota, 1901. Ground Plan of Depot. Plan. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Depot.