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Abbreviations AAR Association of American Railways AES Association of Engineering Societies AIME American Institute of Mining Engineers APHA American Public Health Association ARA American Railway Association ARABE American Railway Association Bureau of Explosives AREA American Railway Engineering Association ARMM American Railway Master Mechanics Association ARRJ American Railroad Journal ART American Railway Times ASCE American Society of Civil Engineers ASME American Society of Mechanical Engineers ASTM American Society of Testing Materials CTC Centralized Traffic Control DAB Dictionary of American Biography EN Engineering News HML Hagley Museum and Library ICC Interstate Commerce Commission ICE Institution of Civil Engineers JFI Journal of the Franklin Institute LE Locomotive Engineering MBRC Massachusetts Board of Railroad Commissioners MCB Master Car Builders Association MG Manuscript Group MR Modern Railroads NA National Archives NARC National Association of Railway Commissioners NCAB National Cyclopedia of American Biography NSC National Safety Council NYT New York Times PRRC Pennsylvania Railroad Collection PSA Pennsylvania State Archives RA Railway Age REM Railway Engineering and Maintenance RG Railroad Gazette RLC Railway Locomotives and Cars 341 RME Railway Mechanical Engineer RMM Railway Master Mechanic RR Railway Review RRC Reading Railroad Collection RS Railway Surgeon RSI Railway Signaling RTS Railway Track and Structures USRA United States Railroad Administration 342 Abbreviations ...

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