Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 1 - 3rd Avenue, Spokane, Washington, Line Segment 046, Milepost 1.07. Sheet 1054 - 10, undated.

Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 1 - 3rd Avenue, Spokane, Washington, Line Segment 046, Milepost 1.07. Sheet 1054 - 10, undated.

Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 1 - 3rd Avenue, Spokane, Washington, Line Segment 046, Milepost 1.07. Sheet 1054 - 10, undated.

Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 1 - 3rd Avenue, Spokane, Washington, Line Segment 046, Milepost 1.07. Sheet 1054 - 10, undated.

Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 1 - 3rd Avenue, Spokane, Washington, Line Segment 046, Milepost 1.07. Sheet 1054 - 10, undated.

Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 1.1 - 4th Avenue, Spokane, Washington, Line Segment 046, Milepost 1.19. Sheet 1054 - 10, undated.

Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 1.2 - 5th Avenue, Spokane, Washington, Line Segment 046, Milepost 1.19. Sheet 1054 - 10, undated.

Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 71 - Division Street, Spokane, Washington, Line Segment 045, Milepost 71.27. Sheet 1054 - 5, undated.

Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 71 - Division Street, Spokane, Washington, Line Segment 045, Milepost 71.27. Sheet 1054 - 5, undated.

Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 71 - Division Street, Spokane, Washington, Line Segment 045, Milepost 71.27. Sheet 1054 - 5, undated.