Great Northern Railway Historical Society Blueprint Collection JSBP0890, Chappell, Montana, 1941. Great Northern Blueprint Number 3A.300.04, Water Filteration Plant. Double 50 M. Settling Tanks. Interstate Commerce Commission Account Number 18, Water Stations. Other ICC account descriptions: ICC Account Number 18, Water Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP0891, Chappell, Montana, 1941. Great Northern Blueprint Number 3A.300.06, Concrete Pump Pit. Reinforcement Details. Interstate Commerce Commission Account Number 18, Water Stations. Other ICC account descriptions: ICC Account Number 18, Water Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP0892, Chappell, Montana, 1941. Great Northern Blueprint Number 3A.300.05, Water Settling Plant. Piping Details In Pit. Interstate Commerce Commission Account Number 18, Water Stations. Other ICC account descriptions: ICC Account Number 18, Water Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP0893, Chappell, Montana, 1944. Water Tank. 50,000 Gallon Tank - Plan of Concrete Foundation. Authorization for Expenditure 62369. Interstate Commerce Commission Account Number 18, Water Stations. Other ICC account descriptions: ICC Account Number 18, Water Facilities.