Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 532 more...
- ItemBB014786 - Northern Pacific Engineering Drawing: Knee Brace/End Flange, Bridge 23 (16) - Sammamish River, Woodinville, Washington, undated
- ItemBB014788 - Northern Pacific Engineering Drawing: General Plan, Bridge 8 - 7 - Mile Creek, Birdseye, Montana, 1939
- ItemBB014789 - Northern Pacific Engineering Drawing: Details Falsework/Topography, Bridge 8 - 7 - Mile Creek, Birdseye, Montana, undated
- ItemBB014790 - Northern Pacific Engineering Drawing: Details of East Abutment, Bridge 8 - 7 - Mile Creek, Birdseye, Montana, undated
- ItemBB014791 - Northern Pacific Engineering Drawing: Details of West Abutment, Bridge 8 - 7 - Mile Creek, Birdseye, Montana, undated
- ItemBB014792 - Northern Pacific Engineering Drawing: Abutment Reinforce Details, Bridge 8 - 7 - Mile Creek, Birdseye, Montana, undated
- ItemBB014793 - Northern Pacific Engineering Drawing: General Detail Beam Span, Bridge 8 - 7 - Mile Creek, Birdseye, Montana, undated
- ItemBB014795 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 8 - 7 - Mile Creek, Birdseye, Montana, 1956
- ItemBB014796 - Northern Pacific Engineering Drawing: Shop Plan - Beam Span, Bridge 8 - 7 - Mile Creek, Birdseye, Montana, undated
- 7187 more...