referencedIn |
Pennsylvania Railroad Company. Industrial Engineering Dept. Records, 1945-1966 (bulk 1963-1966).
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Hagley Museum & Library |
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referencedIn |
Pennsylvania Railroad Company. Philadelphia Terminal Division. Maps accompanying general orders, 1937-1942 and n.d.
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Hagley Museum & Library |
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referencedIn |
Pennsylvania Railroad Company. Engineering Dept. Maps and drawings, 1876-1976 (bulk, 1900-1950).
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Hagley Museum & Library |
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referencedIn |
Phoenix Bridge Company. Records, 1874-1963.
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Hagley Museum & Library |
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referencedIn |
Pennsylvania Railroad Company. Motive Power Dept. Records, 1881-1964 (bulk 1910-1948).
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Hagley Museum & Library |
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referencedIn |
Pennsylvania Railroad Company. Office of Vice President-Operations. Records, 1917-1968 (bulk 1930-1964).
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Hagley Museum & Library |
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referencedIn |
Hallock, Robert. 30th Street Station : a historical case study / Robert Hallock.
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Athenaeum of Philadelphia |
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referencedIn |
Guide to the Tamiment Library and Robert F. Wagner Labor Archives Moving Images Collection, 1920-1969
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Tamiment Library and Robert F. Wagner Labor Archives |
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referencedIn |
Pennsylvania Railroad Company. Office of Chief Engineer. Records, 1862-1976 (bulk 1885-1965).
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Hagley Museum & Library |
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referencedIn |
Pennsylvania Railroad Company. Real Estate Dept. Records, 1869-1937 (bulk, 1925-1937).
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Hagley Museum & Library |
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referencedIn |
Penn Central Transportation Company. Passenger Operations Dept. Penn Central Transportation Company Passenger Operations Dept. Records, 1968-1977
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Hagley Museum & Library |
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referencedIn |
Pennsylvania Railroad Company. Office of Chief Engineer-Eastern Region. Records, 1927-1955.
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Hagley Museum & Library |
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referencedIn |
Pennsylvania Railroad Company. Office of Chief Engineer Philadelphia Improvements. Records, 1925-1938.
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Hagley Museum & Library |
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referencedIn |
Pennsylvania Railroad Company. Personnel Dept. Records, 1887-1968 (bulk 1920-1955).
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Hagley Museum & Library |
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