Great Northern Engineering Drawing: Roundhouse and Shops, Compressor Foundation Plan at Hillyard, Washington, prepared in 1921. Burlington Northern File Number 8138, Reference Number 10103.

Great Northern Engineering Drawing: Roundhouse and Shops, Electric Transfer Table at Hillyard, Washington, prepared in 1927. Burlington Northern File Number 8138, Reference Number 10102.

Great Northern Engineering Drawing: Roundhouse and Shops, Electric Transfer Table at Hillyard, Washington, prepared in 1929. Burlington Northern File Number 8138, Reference Number 10103.

Great Northern Engineering Drawing: Roundhouse and Shops, Miscellaneous Details Transfer Table at Hillyard, Washington, prepared in 1929. Burlington Northern File Number 8138, Reference Number 10103.

Great Northern Engineering Drawing: Roundhouse and Shops, Transfer Table at Hillyard, Washington, prepared in 1929. Burlington Northern File Number 8138, Reference Number 10103.

Great Northern Engineering Drawing: Roundhouse and Shops, Electric Transfer Table Pit Layout at Hillyard, Washington, prepared in 1929. Burlington Northern File Number 8138, Reference Number 10103.

Great Northern Engineering Drawing: Roundhouse and Shops, Turntable at Hillyard, Washington, prepared in 1941. Burlington Northern File Number 8136-71, Reference Number 10105, Sheet 071.

Great Northern Engineering Drawing: Roundhouse and Shops, Locking Bar Pockets at Hillyard, Washington, prepared in 1941. Burlington Northern File Number 8136-73, Reference Number 10110, Sheet 073.

Great Northern Engineering Drawing: Roundhouse and Shops, Repairs to Drop Pits at Hillyard, Washington, prepared in 1944. Burlington Northern File Number 8136-74, Reference Number 10105, Sheet 07.

Great Northern Engineering Drawing: Roundhouse and Shops, Foundation Car Wheel Borer at Hillyard, Washington, prepared in 1945. Burlington Northern File Number 8138, Reference Number 10106, Sheet 001.