Northern Pacific Engineering Drawing: Wingwall Abutment 1/2, Bridge 176 - Highway I-90, Westfall, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB020712
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Wing Wall Abutment 3, Bridge 176 - Highway I-90, Westfall, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB020700
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Wing Wall Abutment 1/3, Bridge 176 - Highway I-90, Westfall, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB020699
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Wing Wall Abutment 1, Bridge 176 - Highway I-90, Westfall, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB020698
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Typical Tower Details, Bridge 182, West of Westfall, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB014735
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Title Sheet, Bridge 176 - Highway I-90, Westfall, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB020692
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Tie Plan, Bridge 182, West of Westfall, Montana, 1952

• US WaBuPNRA D0027-004-009-008-001-BB014742
• Item
• 1952

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Tie Plan, Bridge 182, West of Westfall, Montana, 1952

• US WaBuPNRA D0027-004-009-008-001-BB014741
• Item
• 1952

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Tie Plan, Bridge 179 - Trout Creek, West of Westfall, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB019991
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Tie Plan, Bridge 179 - Trout Creek, West of Westfall, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB019990
• Item
• undated

Part of Timothy Miller Collection