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

Northern Pacific Engineering Drawing: Plan of Lights, Bridge 0.10 - Cedar Street, Spokane, Washington, Line Segment 046, Milepost 0.81. Sheet 1055 - 10, undated.

Northern Pacific Engineering Drawing: Plan of I - Beam Girder, Bridge 0.2 - 4th Avenue Viaduct, Seattle, Washington, Line Segment 051. Sheet 196 - 2387 - 15, undated.

Northern Pacific Engineering Drawing: Plan of I - Beam Girder, Bridge 0.2 - 4th Avenue Viaduct, Seattle, Washington, Line Segment 051. Sheet 196 - 2387 - 16, undated.

Northern Pacific Engineering Drawing: Plan of I - Beam Girder, Bridge 0.2 - 4th Avenue Viaduct, Seattle, Washington, Line Segment 051. Sheet 196 - 2387 - 17, undated.

Northern Pacific Engineering Drawing: Plan of east Approach, Bridge 26 - Thompson River, west of Eddy, Montana, Line Segment 044, Milepost 26.1. Sheet 1067 - 1, undated.

Northern Pacific Engineering Drawing: Plan of Draw Rest, Bridge 3.2 - Lake Pend Oreille, west of Sandpoint, Idaho, Line Segment 045, Milepost 3.88. Sheet 442 - 25, undated.