Great Northern Engineering Drawing: Masonry Plan, Bridge 15 - Kochs Slough, south of English, Washington, Line Segment 050, Milepost 49.5. Sheet 202 - 1723 - 20, undated.

Great Northern Engineering Drawing: Pile Approaches, Bridge 14 - south Slough, south of English, Washington, Line Segment 050, Milepost 49.2. Sheet 200 - 2183 - 22, undated.

Great Northern Engineering Drawing: Riveted Truss Span, Bridge 14 - south Slough, south of English, Washington, Line Segment 050, Milepost 49.2. Sheet 200 - 2183 - 4, undated.

Great Northern Engineering Drawing: Riveted Truss Span, Bridge 14 - south Slough, south of English, Washington, Line Segment 050, Milepost 49.2. Sheet 200 - 2183 - 5, undated.

Great Northern Engineering Drawing: Riveted Truss Span, Bridge 14 - south Slough, south of English, Washington, Line Segment 050, Milepost 49.2. Sheet 200 - 2183 - 3, undated.

Great Northern Engineering Drawing: Shop Plan - 150 Foot Span, Bridge 14 - south Slough, south of English, Washington, Line Segment 050, Milepost 49.2. Sheet 200 - 2183 - 7, undated.

Great Northern Engineering Drawing: Shop Plan - Bill of Material Main Pins, Bridge 14 - south Slough, south of English, Washington, Line Segment 050, Milepost 49.2. Sheet 200 - 2183 - 15, undated.

Great Northern Engineering Drawing: Shop Plan - Bill of Material Pins, Bridge 15 - Kochs Slough, south of English, Washington, Line Segment 050, Milepost 49.5. Sheet 202 - 1723 - 8, undated.

Great Northern Engineering Drawing: Shop Plan - Bill of Material Rocker Nests, Bridge 14 - south Slough, south of English, Washington, Line Segment 050, Milepost 49.2. Sheet 200 - 2183 - 17, undated.