Great Northern Railway Historical Society Blueprint Collection JSBP6361, System Wide, 1909. Great Northern Blueprint Number 1219-20, Standard Road-Bed Gravel Ballast Number 1. Sections. Interstate Commerce Commission Account Number 3, Grading. Other ICC account descriptions: ICC Account Number 3, Roadbed.

Great Northern Railway Historical Society Blueprint Collection JSBP6339, System Wide, 1908. Duluth, Missabe & Northern Railway Blueprint, Sketch Showing Drilling 80 Pound Rail. Elevation. Interstate Commerce Commission Account Number 9, Rails. Other ICC account descriptions: ICC Account Number 9, Rail.

Great Northern Railway Historical Society Blueprint Collection JSBP6327, System Wide, 1907. Standard Sand Bumper. Elevation and Section. Interstate Commerce Commission Account Number 10, Other Track Material. Other ICC account descriptions: ICC Account Number 10, Bumper.

Great Northern Railway Historical Society Blueprint Collection JSBP6326, System Wide, 1907. Great Northern Blueprint Number 1044-13, Guard Rail for Switch Point On Outer Rail of Curve. Plan and Details. Interstate Commerce Commission Account Number 10, Other Track Material. Other ICC account descriptions: ICC Account Number 10, Guard Rail.

Great Northern Railway Historical Society Blueprint Collection JSBP6322, System Wide, 1907. Sand Bumper. Elevation and Section. Interstate Commerce Commission Account Number 10, Other Track Material

Great Northern Railway Historical Society Blueprint Collection JSBP6300, System Wide, 1906. Great Northern Blueprint Number 1254-1, Standard Pipe Connected Derail. Plans, Details and Material List. Interstate Commerce Commission Account Number 10, Other Track Material. Other ICC account descriptions: ICC Account Number 10, Derail.

Great Northern Railway Historical Society Blueprint Collection JSBP6237, System Wide, 1904. Great Northern Blueprint Number 1185-9, Anti - Track Creepers From Scrap. Plan and Elevation. Interstate Commerce Commission Account Number 10, Other Track Material

Great Northern Railway Historical Society Blueprint Collection JSBP6218, System Wide, 1904. Great Northern Blueprint Number 6149.01, Battery Cell Cupboard. Elevation and B Section. Interstate Commerce Commission Account Number 26, Telegraph and Telephone Lines. Other ICC account descriptions: ICC Account Number 26, Communications.

Great Northern Railway Historical Society Blueprint Collection JSBP6200, System Wide, 1903. Great Northern Blueprint Number 1179-25, Standard Roadbed Cross Section. Sections. Interstate Commerce Commission Account Number 3, Grading.

Great Northern Railway Historical Society Blueprint Collection JSBP6199, System Wide, 1903. Great Northern Blueprint Number 1179-25, Standard Roadbed - Single Track, Gravel Ballast. Cross Sections. Interstate Commerce Commission Account Number 3, Grading. Other ICC account descriptions: ICC Account Number 3, Roadbed.