Northern Pacific Engineering Drawing: Tie Plan, Bridge 127 - Highway, west of De Smet, Montana, Line Segment 042, Milepost 127.1. Sheet 1071 - 7, undated.

Northern Pacific Engineering Drawing: Temporary Pile Bridge, Bridge 127 - Highway, west of De Smet, Montana, Line Segment 042, Milepost 127.1. Sheet 1071 - 7, undated.

Northern Pacific Engineering Drawing: Steel Beam Spans, Bridge 127 - Highway, west of De Smet, Montana, Line Segment 042, Milepost 127.1. Sheet 1071 - 7, undated.

Northern Pacific Engineering Drawing: Shop Plan - Erection and Anchor, Bridge 127 - Highway, west of De Smet, Montana, Line Segment 042, Milepost 127.1. Sheet 1071 - 7, undated.

Northern Pacific Engineering Drawing: Shop Plan - Beam Span, Bridge 127 - Highway, west of De Smet, Montana, Line Segment 042, Milepost 127.1. Sheet 1071 - 7, undated.

Northern Pacific Engineering Drawing: Shop Plan - Beam Span, Bridge 127 - Highway, west of De Smet, Montana, Line Segment 042, Milepost 127.1. Sheet 1071 - 7, undated.