Great Northern Railway Historical Society Blueprint Collection JSBP4354, Seattle, Washington, 1914. Great Northern Blueprint Number 17.324.02, Terminal Post Office. (Station "K") - Floor Plan - 1st Floor. Authorization for Expenditure 3680. 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 JSBP4353, Seattle, Washington, 1913. Great Northern Blueprint Number 14-214, Terminal Post Office. General Floor Plans and Elevations. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Post Office.

Great Northern Railway Historical Society Blueprint Collection JSBP4350, Seattle, Washington, 1912. Great Northern Blueprint Number 13/721, 80' X 260' Warehouse and 43' X 80' Dock South of Elevator. Site and Floor Plans, Elevations, Sections and Specifications. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Warehouse.

Great Northern Railway Historical Society Blueprint Collection JSBP4346, Seattle, Washington, 1911. Great Northern Blueprint Number 9-115, Filing Case for Drafting Room. Resident Engineer's Office. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Office Building.

Great Northern Railway Historical Society Blueprint Collection JSBP4344, Seattle, Washington, 1909. Ground Floor Plan of King Street Station. Showing Skylight Over Ticket Office. 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 JSBP4342, Seattle, Washington, 1908. Proposed Addition to Detention House. Floor Plan and Elevation. 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 JSBP4340, Seattle, Washington, 1907. Great Northern Blueprint Number 1346-19-Sheet 7, Detention House. Foundation and Floor Plans. 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 JSBP4338, Seattle, Washington, 1905. Great Northern Blueprint Number 7354, Boilers, Steam, Water and Air Piping. Floor Plan, Sections and Details. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Express Building.

Great Northern Railway Historical Society Blueprint Collection JSBP4336, Seattle, Washington, 1902. Great Northern Blueprint Number 1297-23, Proposed Warehouse for Storing Matting. Floor Plan, Section and Details. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Warehouse.

Great Northern Railway Historical Society Blueprint Collection JSBP4335, Seattle, Washington, 1902. Great Northern Blueprint Number 1297-23, Proposed Warehouse for Storing Matting at Dock. Floor Plan and Section. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Warehouse.