Great Northern Engineering Drawing: Roundhouse and Shops, Foundation Boring Mill at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10106.

Great Northern Engineering Drawing: Roundhouse and Shops, Machinery and Shafting at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10107.

Great Northern Engineering Drawing: Roundhouse and Shops, Machinery and Shafting at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10107.

Great Northern Engineering Drawing: Roundhouse and Shops, Machinery and Shafting at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10107.

Great Northern Engineering Drawing: Roundhouse and Shops, Belting Arrangement at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10106.

Great Northern Engineering Drawing: Roundhouse and Shops, Machinery and Shafting at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10107.

Great Northern Engineering Drawing: Roundhouse and Shops, Machinery and Shafting at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10107.

Great Northern Engineering Drawing: Roundhouse and Shops, Machinery and Shafting at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10107.

Great Northern Engineering Drawing: Roundhouse and Shops, Foundation Radial Drill at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10106.

Great Northern Engineering Drawing: Roundhouse and Shops, Foundation Double Quartering Machine at Hillyard, Washington, prepared in 1910. Burlington Northern File Number 8138, Reference Number 10106.