Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents SUBSERIES 1 ABC-NACO D(AS) B-1 General documents. SUBSERIES 2 ACCIDENTS B-1 1840-1869. B-1 1870-1879. B-1 1880-1889. B-1 1890-1899. B-1 1900-1909. B-1 1910-1919 B-1 1920-1929. B-1 1930-1939. B-1 1940-1949. B-1 1950-1959. B-1 1960-1969. B-1 1970-1975. B-1 1976-1979. B-1 1980-1982. B-2 1983. B-2 1984. B-2 1985. B-2 1986. B-2 1987. 1 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents B-2 1988. B-2 1990. B-2 1991. B-2 1993. B-2 1994. B-2 1995. B-2 January, March-December, 1996. B-2 February, 1996. B-2 January-July, 1997. B-3 August-December, 1997. B-3 1998. B-3 1999. B-3 2000. B-3 2001. B-3 2002-2004. SUBSERIES 3 AMERICAN RAILWAY ASSOCIATION B-3 Signal Division. B-3 Signal Section, 1920-1925. B-3 Signal Section, 1926-1929. B-3 Signal Section, 1930-1934. SUBSERIES 4 AMERICAN RAILWAY ENGINEERING ASSOCIATION B-4 Signals and Interlocking. 2 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents AMERICAN RAILWAY ENGINEERING AND MAINTENANCE OF WAY SUBSERIES 5 ASSOCIATION B-4 Signals and Interlocking. SUBSERIES 6 AMTRAK B-4 Timetables. SUBSERIES 7 ASSOCIATION OF AMERICAN RAILROADS Subsubseries 7.1 General documents B-4 1930-1989. B-4 1990-1999. B-4 2000-2002. Subsubseries 7.2 Communication and Signal Division B-4 General documents, 1980-1989. B-4 Newsletters. B-4 General documents, 1990-1995. Subsubseries 7.3 Communication and Signal Section B-5 1960-1969. B-5 1970-1979. B-5 1996-1997. B-5 Signal manual. Subsubseries 7.4 Signal Section B-5 1935-1949. B-5 1950-1960. 3 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents SUBSERIES 8 BANGOR AND AROOSTOOK. B-5 General documents. SUBSERIES 9 BIBLIOGRAPHY AND SOURCES B-5 1830-1960. B-5 1961-2004. SUBSERIES 10 BONDS Pictures (black and white photograph: "An 'ironless bond,' part of the B-5 Young System A-C Block Signaling, patents for which were acquired by the Pneumatic Signal Company, 1903"). B-5 General documents. B-5 Impedance. B-5 Propulsion. B-5 Rail. SUBSERIES 11 BROTHERHOOD OF RAILROAD SIGNALMEN B-5 1900-1919. B-5 1920-1929. B-5 1930-1939. B-5 1940-1949. B-5 1950-1959. B-5 1960-1969. B-5 1970-1975. B-5 1976. 4 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents B-5 1977-1978. B-5 1979 SUBSERIES 12 BURLINGTON NORTHERN AND SANTA FE RAILWAY B-6 Atchison, Topeka and Sante Fe. B-6 Burlington Northern. B-6 Chicago, Burlington and Quincy. B-6 Colorado and Southern, Fort Worth and Denver. B-6 Great Northern. B-6 Northern Pacific. B-6 St. Louis - San Francisco. SUBSERIES 13 CANADA B-6 Canada. SUBSERIES 14 CANADIAN NATIONAL B-6 Bessemer and Lake Erie. B-6 Central Vermont. B-6 Detroit and Toledo Shore Line. B-6 Detroit, Toledo and Ironton. B-6 Gulf, Mobile and Ohio. B-6 Illinois Central. SUBSERIES 15 CANADIAN PACIFIC B-6 General documents. 5 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents B-6 Chicago, Milwaukee, St. Paul and Pacific. B-6 Delaware and Hudson. B-6 Soo Line. SUBSERIES 16 CARRIER SYSTEMS B-6 1940-1959. B-6 1960-1989. SUBSERIES 17 CHICAGO AND WESTERN INDIANA - BELT RAILWAY OF CHICAGO B-6 General documents. SUBSERIES 18 CHICAGO SIGNALING CLUB B-7 General documents. SUBSERIES 19 CIRCUIT CONTROLLERS B-7 General documents. SUBSERIES 20 CODE CONTROL SYSTEMS Pictures (black and white photograph: "General Railway Signal Company B-7 Data Tran Test Set"). B-7 General documents. Subsubseries 20.1 Union Switch and Signal I B-7 1930-1939. B-7 1940-1944. B-7 1945-1949. Subsubseries 20.2 General Railway Signal I 6 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents B-7 1950-1957. B-7 1958-1959. Subsubseries 20.3 Union Switch and Signal II B-7 1950-1955. B-8 1956-1959. Subsubseries 20.4 General Railway Signal II B-8 1960-1965. B-8 1966-1969. Subsubseries 20.5 Union Switch and Signal III B-8 1960-1969. Subsubseries 20.6 General Railway Signal III B-8 1970-1975. B-8 1976-1979. Subsubseries 20.7 Union Switch and Signal IV B-8 1970-1979. B-8 1980-1989. Subsubseries 20.8 General Railway Signal IV B-8 1980-1982, 1984. B-8 1983. B-9 1986. B-9 1988. B-9 January 1989. B-9 March-December 1989. 7 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents Subsubseries 20.9 Union Switch and Signal V B-9 1980-1984. B-9 1990-1999. SUBSERIES 21 COMMUNICATIONS B-9 General documents. B-9 1930-1969. B-9 1970-1988. B-9 1990. B-9 1991-1999. SUBSERIES 22 COMMUNICATIONS AND SIGNALS B-10 1946-1959. B-10 1960-1969. B-10 1970-1979. B-10 1980-1989. B-10 1990-1999. B-10 Railway Age Buyers Guides, 1990-2004. B-10 2000-2004. SUBSERIES 23 COMPUTERS B-10 1959-1969. B-10 1970-1979. B-10 1980-1989. B-10 1990-1993. 8 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents B-10 1994-1999. B-10 2000-2004. SUBSERIES 24 COMPUTERS, MICROPROCESSORS B-10 1970-1988. B-10 1989 B-10 1990-1999. SUBSERIES 25 CONRAIL B-11 1976-1989. B-11 1990-2000. B-11 Cleveland, Cincinnati, Chicago, and St. Louis. B-11 Lehigh Valley B-11 Michigan Central B-11 Monongahela B-11 New York Central, 1850-1909. B-11 New York Central, 1910-1999. B-11 New York, New Haven and Hartford. B-11 Pennsylvania I. B-11 Pennsylvania II. B-11 Pennsylvania III. B-11 Penn Central. SUBSERIES 26 CONSTRUCTION B-12 General documents. 9 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents SUBSERIES 27 CONSULTANTS B-12 General documents. SUBSERIES 28 CONTROLLERS B-12 General documents. SUBSERIES 29 CORNING GLASS WORKS B-12 Corning Glass Works. SUBSERIES 30 CSX General documents. B-12 Atlantic Coast Line. Subsubseries 30.1 Baltimore and Ohio B-12 General documents. B-12 1910-1919. B-12 Baltimore and Ohio Centennial Exhibition, 1927. B-12 1950-1959. B-12 Buffalo, Rochester and Pittsburgh. B-12 Chesapeake and Ohio. B-12 Chicago, Indianapolis and Louisville. B-12 Clinchfield. B-12 Louisville and Nashville. B-12 Nashville, Chattanooga and St. Louis. B-12 Pere Marquette. 10 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents B-12 Pittsburgh and Lake Erie. B-12 Richmond, Fredericksburg and Potomac. B-12 Seaboard Air Line. SUBSERIES 31 DERAILS B-13 General documents. SUBSERIES 32 DESIGN: CIRCUITS AND SYSTEMS B-13 General documents. Communications and Signals, Association of American Railroads, Typical B-13 Signal Circuits Representing Current Practice, 1971. B-13 Fail Safe Circuits, 1987. B-13 Fail Safe Circuits, 1988. SUBSERIES 33 DETECTORS B-13 Pictures (black and white/color photographs). B-13 1883. B-13 1930-1979. B-13 1980-1989. B-13 1990-1999. B-13 2000-2004. B-13 Clearance (High-Wide Load). B-13 Communications. B-13 Dragging Equipment. High-Wide Load Dragging Equipment (color/black and white photographs B-13 and slides). 11 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents B-13 Flood, High Water. B-13 Ground. SUBSERIES 34 DETECTORS, HOT BEARING B-14 Pictures (black and white/color photographs and slides). B-14 General documents. B-14 1950-1959. B-14 1960-1964. B-14 1965-1969. B-14 1970-1974. B-14 1975-1979. B-14 1980-1981. B-15 General Railway Signal, 1982. B-15 Servo Corporation, 1982. B-15 1982-1984. B-15 1985-1987. B-15 1988-1989. B-15 1990-1994. B-15 2000-2004. B-15 Tests of Hot Bearing Detectors, November 1988. Tests of Hot Bearing Detectors, Compatibility with Freight Car Trucks, B-15 1988-1998. Communications and Signals, Mechanical Divisions, Association of B-15 American Railroads Ad Hoc Task Force on Hot Bearing Detectors (Freight Car Truck Compatibility), May 1986-1987. Subsubseries 34.1 Freight Car Truck Compatibility 12 Robert W. McKnight Railway Signal Collection SERIES 1 GENERAL HISTORICAL FILES Box Folder Title and Description of Contents B-16 June-September 1987. B-16 Volume III, October 1987-April 1988. B-16 Volume IV, May-June 1988. B-16 Volume V, July-December 1988. B-16 Specification Test, 1989. B-16 Bearings, 1930-1939. B-16 Bearings, 1940-1949. B-16 Bearings, 1950-1959. B-16 Bearings, 1960-1974. B-16 Bearings, 1975-1989. B-16 Bearings, 1990-1999. B-16 Bearings, 2000-2004. B-16 Freight Car Trucks, general. Subsubseries 34.2 Car Presence B-16 1930-1979. B-16 1980-. B-16 Slide Fence, Rock Fall. B-16 Trucks. Subsubseries 34.3 Wheel Condition B-16 1950-1979.