Showing 278 results

Archival description
182 results with digital objects Show results with digital objects
Signals
US WaBuPNRA D0027-001-009-008-005 · Subseries Level 3 · 1966-1977
Part of Timothy Miller Collection

An engineering drawing of a railroad structure or device used for signaling.

Signals
US WaBuPNRA D0027-004-009-008-005 · Subseries Level 3 · 1945-1960
Part of Timothy Miller Collection

An engineering drawing of a railroad structure or device used for signaling.

Signals
US WaBuPNRA D0027-003-009-008-005 · Subseries Level 3 · 1946-1970
Part of Timothy Miller Collection

An engineering drawing of a railroad structure or device used for signaling.

Signals
US WaBuPNRA D0027-007-009-008-005 · Subseries Level 3 · 1952-1970
Part of Timothy Miller Collection

An engineering drawing of a railroad structure or device used for signaling.