Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Pennsylvania completes many improvements at Baltimore
Outline of work undertaken in 1929 in connection with electrification, which includes extensive track, bridge and signal changes, grade separations, and new 3400-ft double-track tunnel.
Pennsylvania completes many improvements at Baltimore
Outline of work undertaken in 1929 in connection with electrification, which includes extensive track, bridge and signal changes, grade separations, and new 3400-ft double-track tunnel.
Pennsylvania completes many improvements at Baltimore
Ry Age
Railway Age ; 98
1935
5 pages
Aufsatz (Zeitschrift)
Englisch
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