Northern Pacific Engineering Drawing: Detail of Pier 3, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB016998
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Detail of West Abutment, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB016999
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Detail Pier/West Abutment, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB016995
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: General Plan, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB017003
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: General Plan, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB016990
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: General Plan, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB016991
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: General Plan, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB016989
• Item
• undated

Part of Timothy Miller Collection