Northern Pacific Engineering Drawing: Tie and Floor Plan, 135 Foot Turntable, undated.
Northern Pacific Engineering Drawing: Tie and Floor Plan, 135 Foot Turntable, undated.
Northern Pacific Engineering Drawing: Shop Plan - Wire Tower, 135 Foot Turntable. Sheet 16, undated.
Northern Pacific Engineering Drawing: Shop Plan - Wire Support, 135 Foot Turntable. Sheet 17, undated.
Northern Pacific Engineering Drawing: Shop Plan - Twin Span, 135 Foot Turntable, undated.
Northern Pacific Engineering Drawing: Shop Plan - Ties, 135 Foot Turntable. Sheet 2A, undated.
Northern Pacific Engineering Drawing: Shop Plan - Tie Plan, 135 Foot Turntable. Sheet E2, undated.
Northern Pacific Engineering Drawing: Shop Plan - Steel Ties, 135 Foot Turntable. Sheet 20, undated.
Northern Pacific Engineering Drawing: Shop Plan - Steel - Operating House, 135 Foot Turntable. Sheet DR - 45 - 18, undated.
Northern Pacific Engineering Drawing: Shop Plan - Standard Turntable, 135 Foot Turntable. Sheet DR - 66 - 10, undated.
Northern Pacific Engineering Drawing: Shop Plan - Rim Beams, 135 Foot Turntable, undated.