Northern Pacific Engineering Drawing: 50 Foot - 11 Inch Through Plate Girder, Bridge 87 - Highway 20, Sedro - Woolley, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB019958
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Under Crossing, Bridge 87 - Highway 20, Sedro - Woolley, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB019965
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Under Crossing, Bridge 87 - Highway 20, Sedro - Woolley, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB019961
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Under Crossing, Bridge 87 - Highway 20, Sedro - Woolley, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB019962
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Under Crossing, Bridge 87 - Highway 20, Sedro - Woolley, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB019963
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Under Crossing, Bridge 87 - Highway 20, Sedro - Woolley, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB019964
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Tie Plan, Bridge 87 - Highway 20, Sedro - Woolley, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB019960
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Timber Approach, Bridge 87 - Highway 20, Sedro - Woolley, Washington, undated

• US WaBuPNRA D0027-004-009-008-001-BB019959
• Item
• undated

Part of Timothy Miller Collection