Railroad Archives Online
- 宗卷D0027 - Timothy Miller Collection
- 系列004 - Northern Pacific Railroad Company
- 次系列009 - Engineering Records
- 008 - Physical plant drawing
- 003 - Maintenance Facilities
- 853 more...
- 物件Struc007019 - Northern Pacific Engineering Drawing, Roundhouse at Helena, Montana, 1956
- 物件Struc007072 - Northern Pacific Engineering Drawing, Store Department Relocations at Pasco, Washington, 1965
- 物件Struc007073 - Northern Pacific Engineering Drawing, at Pasco, Washington, 1920
- 物件Struc007074 - Northern Pacific Engineering Drawing, at Pasco, Washington, 1920
- 物件Struc007075 - Northern Pacific Engineering Drawing, at Pasco, Washington, 1920
- 物件Struc007076 - Northern Pacific Engineering Drawing, Unnamed Structure at Pasco, Washington, 1915
- 物件Struc007077 - Northern Pacific Engineering Drawing, Unnamed Structure at Pasco, Washington, 1915
- 物件Struc007078 - Northern Pacific Engineering Drawing, Store House at Pasco, Washington, 1922
- 物件Struc007079 - Northern Pacific Engineering Drawing, Store House at Pasco, Washington, 1922
- 449 more...