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Archival description
Railroads--Design and construction
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Bridges
US WaBuPNRA D0027-003-009-008-001 · Subseries Level 3 · 1974
Part of Timothy Miller Collection

An engineering drawing of a railroad bridge or its components.
Bridges
US WaBuPNRA D0027-004-009-008-001 · Subseries Level 3 · 1969
Part of Timothy Miller Collection

An engineering drawing of a railroad bridge or its components.
Bridges
US WaBuPNRA D0027-001-009-008-001 · Subseries Level 3 · 1907-1976
Part of Timothy Miller Collection

An engineering drawing of a railroad bridge or its components.
Bridges
US WaBuPNRA D0027-010-009-008-001 · Subseries Level 3 · 1899-1969
Part of Timothy Miller Collection

An engineering drawing of a railroad bridge or its components.