Northern Pacific Engineering Drawing: Shop Plan - Through Truss Spacing, Bridge 18 - Boulder River, East of Oso, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB016650
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Through Truss Spacing, Bridge 18 - Boulder River, East of Oso, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB016652
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Through Truss Spacing, Bridge 18 - Boulder River, East of Oso, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB016651
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Transverse Bracing, Bridge 11 - Stillaguamish River, East of Oso, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB016609
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Standard Detail of End Bearing, Bridge 11 - Stillaguamish River, East of Oso, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB016591
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Standard Detail Through Plate Girder, Bridge 11 - Stillaguamish River, East of Oso, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB016592
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Standard Plan Through Plate Girder, Bridge 11 - Stillaguamish River, East of Oso, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB016593
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Tie Plan, Bridge 10 - Deek Creek, Oso, Washington, 1952

• US WaBuPNRA D0027-004-009-008-001-BB019231
• Item
• 1952

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Tie Plan, Bridge 18 - Boulder River, East of Oso, Washington, 1955

• US WaBuPNRA D0027-004-009-008-001-BB016646
• Item
• 1955

Part of Timothy Miller Collection