Northern Pacific Engineering Drawing: Tie Plan, Bridge 12.2 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 12.32. Sheet 1266 - 28, undated.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 12.3 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 12.47. Sheet 1266 - 29, undated.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 12.3 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 12.47. Sheet 1266 - 29, undated.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 12.4 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 12.71. Sheet 1264 - 6, undated.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 12.4 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 12.71. Sheet 1264 - 6, undated.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 12.5 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 12.85. Sheet 1266 - 30, undated.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 12.5 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 12.85. Sheet 1266 - 30, undated.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 13 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 13.59. Sheet 2012 - 6, 1954.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 14 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 14.51. Sheet 2012 - 8, 1953.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 14.1 - Van Sycle Creek, south of Zangar Junction, Washington, Line Segment 451, Milepost 14.64. Sheet 1054 - 35, 1958.