Burlington Northern Engineering Drawing: Working Point Layout, Bridge 119.9 - 6th Street (formerly Great Northern), Great Falls, Montana, Line Segment 353, Milepost 119.9. Sheet 384 - 8339, undated.

Butler Brothers Technical Drawing 1234-20-3, Butler Brothers Concrete Ore Dock Grillage Bars and Mesh, 1911. Other subject categories: Drawing

Butler Brothers Technical Drawing 1234-20-5, Butler Brothers Concrete Ore Dock Outer End Details, 1911. Other subject categories: Drawing

Butler Brothers Technical Drawing 1234-20-6, Butler Brothers Plans for a Concrete Ore Dock Showing Floating Concrete Mixer and Pile Driver, 1911. Other subject categories: Drawing

Camas Prairie Railroad Engineering Drawing: 155 Foot Howe Truss, Bridge 50.1 - Clearwater River, south of Tramway, Idaho, Line Segment 461. Sheet 442 - 18, undated.

Camas Prairie Railroad Engineering Drawing: 222 Foot Draw Span, Bridge 50.1 - Clearwater River, south of Tramway, Idaho, Line Segment 461. Sheet 442 - 18, undated.

Camas Prairie Railroad Engineering Drawing: 261 Foot Tower, Bridge 38 - Lawyers Canyon, south of Craigmont, Idaho, Line Segment 460. Sheet 447 - 23A, undated.

Camas Prairie Railroad Engineering Drawing: 2Teel Span Number 3, Bridge 26 - Highway, Quartz, Idaho, Line Segment 462. Sheet 1075 - 70, undated.

Camas Prairie Railroad Engineering Drawing: 42 Foot Deck Plate Girder (DPG), Bridge 20 (17), south of Culdesac, Idaho, Line Segment 460. Sheet 424 - 8, undated.

Camas Prairie Railroad Engineering Drawing: 52 Foot Deck Plate Girder (DPG), Bridge 20 (17), south of Culdesac, Idaho, Line Segment 460. Sheet 424 - 8, undated.