Railway Signaling: W

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Wabash 52
1927 Wabash Extending Color Light Signals to Increase Operating Efficiency   4.5 MB
1927 Additional Solutions to Call-On Signal Circuit Problem   2.8 MB
1947 All-Relay Plant on the C&EI at Danville, Ill   915.6 KB
1941 All-Relay Signal System Installed on Terminal Railroad of St. Louis   1.2 MB
1947 Annual Review and Outlook   425.1 KB
1950 Audible Warning Sounded When Dragging Equipment Detectors Operate   4.2 MB
1935 Automatic Interlocking on the Wabash   2.9 MB
1943 Automatic Signaling Installed On the Wabash   5.3 MB
1941 Automatics Installed on the Wabash   4.0 MB
1941 Belt Railway of Chicago Installs Interlocking   12.3 MB
1931 Centralized Traffic Control Installed on Wabash   5.6 MB
1931 Chicago & Illinois Midland Installs Electric Interlocking   2.5 MB
1928 Continued Activity and Development in Signaling   1.1 MB
1950 CTC on the Wabash   2.6 MB
1933 Economics of Modern Signaling   2.1 MB
1908 Electro-Pneumatic Interlocking Plant On the Chicago & Western Indiana Railroad at 47th Street, Chicago   3.9 MB
1928 Emergency Release Circuits   2.4 MB
1929 Flashing-Light Crossing Signals Save Money for Wabash   1.9 MB
1940 Gates, Signals and Traffic Lights at a Wabash Crossing   6.8 MB
1944 Head-End Collision in Manual Block   874.3 KB
1946 ICC Signaling Investigation   770.4 KB
1940 Interlockings Installed at Two Crossings   6.5 MB
1930 Is Indication Locking Needed?   479.0 KB
1930 Maintainers' Territories   1.3 MB
1945 Manual Block-Remote Control Developed On the Wabash   5.7 MB
1940 New Signaling on the Wabash   8.1 MB
1956 New Three-Track Interchange Includes Interlocking and Talk-Backs   8.9 MB
1945 Not New But Different   600.3 KB
1956 NX Control Replaces Lever Machine   2.8 MB
1931 Preparation of Signal Circuit Plans   2.0 MB
1931 Protecting CTC Switches   2.9 MB
1947 Railroads Request Relief from the ICC Signal Order   465.0 KB
1929 Secure New Ordinances for Changes in Crossing Protection   691.4 KB
1935 Semi-Automatic Interlocking at a Crossing on the Alton   4.4 MB
1927 Should Motor Car Operators Watch Signals More Carefully   1.2 MB
1928 Signal and Train Control Hearing Ends   2.0 MB
1934 Signal Aspects at an Automatic Interlocking Plant   1.2 MB
1937 Signal Construction on the Wabash   12.2 MB
1949 Signal Indications to Stop Trains When Dragging Equipment Detectors Operate   922.0 KB
1937 Signaling on the Wabash   3.7 MB
1940 Single-Track Signaling   2.5 MB
1936 Speed at Automatic Plants   4.9 MB
1937 Switch Protection in Automatic Territory   3.0 MB
1946 Too Many Yellows   1.2 MB
1932 Track Capacity   2.7 MB
1943 Track Circuit Numbers   2.2 MB
1942 Wabash Installs Automatics   5.8 MB
1940 Wabash Installs Gate and Signal Protection for All Crossings in Lafayette   4.9 MB
1930 Wabash Tests Automatic Train Control with Cab-Lights   3.6 MB
1946 War-Time Replacement of Interlocking on Pere Marquette   3.4 MB
1936 What Is the Capacity of a Single-Track Line?   2.0 MB
1949 Yardsticks   947.2 KB
Wabash, IN 1
1929 Flashing-Light Crossing Signals Save Money for Wabash   1.9 MB
Wadena, MN 1
1911 Automatic Signals on the Northern Pacific   7.2 MB
Wagner, KS 1
1922 Signal Construction on the Santa Fe   797.6 KB
Wagstaff, KS 1
1924 Controlled Manual Block Signaling With Train Control   5.5 MB
Walbridge, OH 2
1937 New Automatics on the C&O   5.0 MB
1928 Pennsylvania Installs an Interlocking Without Derails   2.3 MB
Walkerville Jct., Ontario 1
1944 Canadian Pacific Installs Centralized Traffic Control   4.4 MB
Wallace, GA 1
1947 Automatic Block With Spring Switches installed on the Georgia Railroad   851.4 KB
Walsenburg, CO 1
1947 Railroads Request Relief from the ICC Signal Order   465.0 KB
Waltham, MA 1
1935 New Signaling on the Boston & Maine   9.9 MB
Walthers, W. K. 1
1932 Miniature Signal System a Hobby   606.4 KB
Walton, KS 1
1922 Signal Construction on the Santa Fe   797.6 KB
Walton, VA 1
1936 Replacing Semaphores With Position Light Signals On the Norfolk & Western   7.9 MB
Walworth, WI 1
1949 Milwaukee Installs Automatic Block   8.2 MB
Wampum, PA 1
1935 Centralized Traffic Control Installed on the Pittsburgh & Lake Erie   12.9 MB
Wanatah, IN 1
1925 PRR construction (Lima, et al): News of the Month (July 1925)   675.8 KB
Wann, IL 1
1941 Interlocking and Automatic Signals on the Alton   3.0 MB
War Production Board 3
1943 A Review of 1942   2.9 MB
1943 Accident Involves Signaling   1.0 MB
1943 Some Benefits of the War   780.5 KB
warning time 1
1937 Warning Time With Crossing Gates   1.3 MB
Washington St., Lansing, MI 1
1937 Signaling Eliminates Platform Maintenance   3.9 MB
Washington Street, Milwaukee, WI 1
1917 New Interlocking Plant in Milwaukee   1.2 MB
Washington Terminal 1
1908 The Electro-Pneumatic Signal and Interlocking System at the New Union Station, Washington, DC   4.5 MB
Washington, Baltimore & Annapolis 2
1912 New Scheme of Interurban Automatic Signaling   1.9 MB
1913 The Union’s Signaling Exhibition Room   1.5 MB
Washington, DC 9
1944 Centennial of Morse Telegraph   6.6 MB
1935 Coded Track Circuit Signaling on the Pennsylvania   9.8 MB
1938 Pennsylvania Electrification Signaling   5.3 MB
1946 Reverse Running on the Pennsylvania   2.8 MB
1935 Safety of High Speed Trains   5.2 MB
1935 Signaling for Higher Train Speeds   3.0 MB
1944 St. Louis-San Francisco Installs Centralized Traffic Control   1.1 MB
1908 The Electro-Pneumatic Signal and Interlocking System at the New Union Station, Washington, DC   4.5 MB
1926 Train Control Progress in 1925   3.1 MB
Waterloo Station, London, England 1
1936 New Interlocking Machines Abroad   1.3 MB
Waterloo, IA 4
1933 Automatic Interlocking in Train Control Territory   2.3 MB
1942 Automatic Signal Program on the Illinois Central   4.6 MB
1926 Train Control Progress in 1925   3.1 MB
1926 Train Stop Without Permissive Wayside Signals Used on IC   3.5 MB
Waterloo, NE 1
1937 Color Light Signals Replace Semaphores on Union Pacific   4.2 MB
Waterman (Galesburg, IL) 1
1932 Burlington's Reconstruction Program at Galesburg Involves Modern Interlocking Plants   2.6 MB
Watertown, IL 1
1941 Protection at 38 Street Crossings In and Near Rock Island, Ill   3.1 MB
Watseka, IL 1
1925 Division Train Control Installation on C&EI Approved by ICC   2.9 MB
Waukegan, IL 2
1954 Automatic Gates Increase Safety   3.2 MB
1936 North Western Installs Automatic Gates   15.9 MB
Waukesha, WI 3
1949 192 Miles of Automatic Block On Soo Line   6.0 MB
1950 Bootleg Risers and Bonds   2.1 MB
1952 Soo Line Completes Signaling on 260 Miles of Single Track   737.7 KB
Waverly Station, Edinburgh, Scotland 1
1936 New Interlocking Machines Abroad   1.3 MB
Waverly, IA 1
1928 Automatic Interlocker on Chicago Great Western Effects Saving   2.4 MB
Waverly, MI 1
1945 CTC Solves Operating Problems On the Pere Marquette   4.3 MB
Waverly, VA 1
1950 Neon Lighting For Crossing Gate Arms   3.1 MB
Waxahachie, TX 1
1954 This Automatic Block Is Different   3.3 MB
Wayland, MA 1
1937 Highway Traffic Retarding Barriers on the Boston & Maine   8.0 MB
Wayne Jct., MI 1
1936 Accident in Automatic Block Signal Territory   4.7 MB
Wayne Jct., PA 2
1944 Light-Type Signals Installed on the Reading   6.3 MB
1934 New Signaling on the Reading   631.4 KB
Waynoka, OK 2
1947 CTC Has Long Sidings With Signals on the Santa Fe   2.1 MB
1947 Railroads Request Relief from the ICC Signal Order   465.0 KB
wayside signals 1
1950 Train Signals for Highway Crossings   1.4 MB
Weldon, Chicago, IL 1
1943 Electric Interlocking Installed On IC   12.8 MB
Weller Yard, VA 1
1940 Centralized Traffic Control Solves Problem on the Norfolk & Western   7.5 MB
Wellington, KS 1
1947 Railroads Request Relief from the ICC Signal Order   465.0 KB
Wellington, Montreal, Quebec 1
1944 Canadian National installs new type of all-relay interlocking at Montreal   7.0 MB
Wells and Van Buren Sts., Chicago, IL 1
1935 New Interlocking in the Chicago Loop   4.0 MB
Wells, NE 1
1947 ICC Holds Signal Hearing   507.5 KB
Wells, NV 1
1946 ICC 50-MPH Signal Hearing   6.9 MB
Wenatchee, WA 1
1956 When Dispatchers Move ... Carrier Saves Wire Pair   1.3 MB
Weso, NV 1
1925 Signaling of Paired Track Operation   1.3 MB
West Ashland, KY 1
1926 Directing Trains By Signals   1.9 MB
West Bridge Jct., LA 2
1937 Interlocking and Signaling For New Bridge at New Orleans   5.9 MB
1936 New Electric Interlocking and Signaling at the Mississippi River Bridge at New Orleans   7.9 MB
West Burlington, IA 1
1925 Excellent Results for 35 Years on Burlington   1.5 MB
West Casey, IL 1
1940 Pennsylvania Installs Centralized Traffic Control On 69 Miles of Line   13.1 MB
West Chicago, IL 4
1947 Annual Review and Outlook   425.1 KB
1925 Color-Light Signals on C&NW   6.9 MB
1950 Longest Continuous Double-Track CTC Is on North Western   5.1 MB
1922 Train Control on the C&NW   824.8 KB
West Concord, MA 1
1935 New Signaling on the Boston & Maine   9.9 MB
West Detroit, MI 1
1927 Michigan Central Train Control Approved   800.8 KB
West End, NJ 1
1925 Multiple Track Operation by Signal Indication   2.7 MB
West Eola, IL 1
1954 New Wayside and Cab Signaling   753.2 KB
West Hinsdale, IL 1
1954 New Wayside and Cab Signaling   753.2 KB
West Jct., OH 1
1937 APB, Remote Control, and CTC on the Baltimore & Ohio   11.9 MB
West Jersey & Seashore 1
1946 W. M. Post retires   932.3 KB
West Nelson, IL 1
1931 Remotely-Controlled Interlocking Solves Problem on C&NW   1.9 MB
West Quincy, MO 1
1928 Centralized Control on Burlington Saves $16,200 a Year   2.4 MB
West Waterloo, IA 1
1926 Illinois Central Continuous Train Stop Approved Without Major Exceptions   1.1 MB
Westchester Yard, Bronx, NY 1
1950 Route Type Interlocking on New York Subway   8.7 MB
Western Ave., Chicago, IL 1
1958 Interlocking Saves Time and Money for the Belt Railway of Chicago   7.1 MB
Western Avenue (B&OCT), Chicago, IL 1
1938 B&OCT Installs Route Interlocking   8.9 MB
Western Avenue (CMStP&P), Chicago, IL 1
1938 Milwaukee Rehabilitates Large Plant   8.0 MB
Western Maryland 7
1937 Broken Rails   1.1 MB
1936 Flood Damage to Signaling   5.0 MB
1935 Preventing Unnecessary Operation of Highway-Railroad Crossing Signals   4.3 MB
1936 Railroads Clean Up After Flood Waters   33.3 MB
1937 Rehabilitating Flooded Signaling   1.4 MB
1945 Signal Training on the Western Maryland   617.4 KB
1945 Teaching the Meaning of Signal Aspects   431.7 KB
Western Pacific 14
1947 Annual Review and Outlook   425.1 KB
1950 Centralized Train Dispatching   1.4 MB
1956 CTC Locking   2.2 MB
1935 Depression Operation of Interlocking   2.6 MB
1931 Efficiency Tests   1.9 MB
1954 Electric Interlocking on the Rio Grande   3.4 MB
1947 ICC Holds Signal Hearing   507.5 KB
1950 Increasing Use of Carrier   1.3 MB
1956 Main Track Leaving Signal   2.2 MB
1950 Modern Signaling Systems On Western Pacific   16.1 MB
1939 Rock Detector Protection on the Western Pacific   2.1 MB
1934 Signal Aspects at an Automatic Interlocking Plant   1.2 MB
1947 Territories Involved in the ICC Signaling Order   399.0 KB
1950 Train Signals for Highway Crossings   1.4 MB
Western Railroad Supply 5
1935 Crossing Signals on the C&NW at Oshkosh, Wis   3.4 MB
1937 New Devices- March 1937   18.1 MB
1936 Reading Installs Unique Crossing Protection   9.5 MB
1936 Semaphore Type Crossing Gate Developed on the Alton   8.3 MB
1939 Testing Sets   2.0 MB
Western Union 1
1950 Increasing Use of Carrier   1.3 MB
Westfield, NY 1
1943 New York, Chicago & St. Louis Installs Centralized Traffic Control on Busy Sections of Single Track   7.9 MB
Westport, CT 1
1915 Extension of New Haven signals   684.8 KB
Wheeler, OH 1
1950 Remote Control of Center Sidings On Busy Double-Track Line   3.6 MB
Wheeling & Lake Erie 3
1950 CTC Installed on 128 Miles of NKP   12.1 MB
1947 New Interlocking at Bellevue, Ohio Protects Crossings of Four Railroads   997.9 KB
1947 Territories Involved in the ICC Signaling Order   399.0 KB
Wheeling, IL 1
1952 Soo Line Completes Signaling on 260 Miles of Single Track   737.7 KB
Wheeling, WV 3
1956 B&O Crossings   4.3 MB
1932 Centralized Traffic Control Installed on the Baltimore & Ohio   4.3 MB
1937 Ohio Flood Damages Signaling   9.7 MB
Whitefish, MT 1
1956 When Dispatchers Move ... Carrier Saves Wire Pair   1.3 MB
Wichita Falls, TX 1
1950 Flood Detectors on the Katy   2.7 MB
Wichita, KS 1
1949 Signaling Adapted to Traffic On the Rock Island   5.2 MB
Wiegand, F. B. 2
1937 Changes on the New York Central Lines   2.3 MB
1940 Personal: Changes on the New York Central   2.2 MB
wig wag signals 1
1935 Wig Wags Approved for PWA Projects   1.4 MB
Wight, S. N. 4
1927 NYC First to Install Complete Train Dispatching System   8.0 MB
1925 Signaling at the Age of Maturity   2.0 MB
1911 Symbols and Nomenclature for Written Circuits   2.3 MB
1925 Train Operation by Signal Indication on Burlington for 14 Years   679.2 KB
Wilders, IN 1
1946 Remote Control and Reverse Running on the Erie   3.2 MB
Wilkinson, IL 1
1935 Great Western Constructs Automatic Interlocking   6.8 MB
Williamsport, PA 1
1925 Train Operation by Signal Indications – Especially by Cab Signals   1.3 MB
Willow Springs, IL 1
1922 Signal Construction on the Santa Fe   797.6 KB
Willows, E. St. Louis, IL 1
1908 Interlocking Facilities of the St. Louis Terminal Railroad Assn. of St. Louis   7.2 MB
Willows, MA 1
1947 CTC Extension on the Boston & Maine   792.3 KB
Wilmer W. Salmon 1
1936 Wilmer W. Salmon, President of General Railway Signal Company, Dies   2.8 MB
Wilmette, IL 3
1954 Automatic Gates Increase Safety   3.2 MB
1935 New Signaling on the Route of the C&NW "400"   9.6 MB
1935 Signaling for Higher Train Speeds   3.0 MB
Wilmington, DE 2
1935 Coded Track Circuit Signaling on the Pennsylvania   9.8 MB
1933 Signaling on the Pennsylvania's Electrified Line   3.6 MB
Wilson Ave., Chicago, IL 1
1935 New and Unusual Signal and Relay Repair Shop on the Chicago Rapid Transit   9.0 MB
Winans, MD 1
1936 Remote Control on the Pennsylvania   14.5 MB
Windsor Jct., Nova Scotia 1
1944 CTC On 185 Miles on Canadian National   12.3 MB
Windsor, Ontario 3
1944 Canadian Pacific Installs Centralized Traffic Control   4.4 MB
1931 Michigan Central Makes Extensive Improvements in Signaling System   3.3 MB
1940 New Interlockings at Windsor, Ont. On the Michigan Central   14.1 MB
Windsor, VA 1
1950 Neon Lighting For Crossing Gate Arms   3.1 MB
Winford Jct., KY 1
1947 Railroads Request Relief from the ICC Signal Order   465.0 KB
Winnemucca, NE 1
1947 ICC Holds Signal Hearing   507.5 KB
Winnetka, IL 1
1941 Automatics Installed on North Shore   1.6 MB
Winnipeg Electric 1
1915 A Half-Interlocking Plant on the Canadian Northern   1.6 MB
Winnipeg, Manitoba 2
1915 A Half-Interlocking Plant on the Canadian Northern   1.6 MB
1937 Switch Indicators Serve as Interlocking Control Devices   5.6 MB
Winston Salem, NC 1
1926 Signal Business Is Good Especially For Single Track   382.3 KB
Winston, IL 2
1911 Automatic Signals on the Chicago Great Western   7.4 MB
1931 Chicago Great Western Saves $7,000 Annually by Remote Control of Tunnel Interlockings   3.7 MB
Winter Park, CO 1
1950 CTC Extended on the Rio Grande   4.4 MB
winter storms 1
1918 Record Snowstorms Paralyze Transportation   424.7 KB
winter weather 1
1918 Preparation For Winter On a Busy Terminal   273.8 KB
Wisconsin Central 3
1947 Railroads Request Relief from the ICC Signal Order   465.0 KB
1952 Soo Line Completes Signaling on 260 Miles of Single Track   737.7 KB
1947 Territories Involved in the ICC Signaling Order   399.0 KB
WK Cabin, Swissvale, PA 1
1937 Remote Control on the Pennsylvania   5.2 MB
Wolf Creek, OH 1
1929 Pennsylvania Installs APB Signaling on 86 Miles   3.7 MB
Wolf, MN 1
1944 CTC Speeds Ore Traffic On the DM&IR   4.6 MB
Wolsey, SD 1
1928 Automatic Interlockers Are Profitable Investments   3.3 MB
Woodlane, PA 1
1944 Light-Type Signals Installed on the Reading   6.3 MB
Woodlawn, NY 1
1915 Extension of New Haven signals   684.8 KB
Woodmont, CT 1
1956 New Haven Consolidates Control of Nine Interlocking Layouts   8.3 MB
World War II 7
1943 A Review of 1942   2.9 MB
1942 Railroad Signals Go to War   11.4 MB
1942 Signal Aspects During Blackouts   2.2 MB
1942 Signal Lights In War   755.6 KB
1943 Some Benefits of the War   780.5 KB
1945 The Post-War Importance of Signaling   522.0 KB
1941 War on the British Railways   986.3 KB
World's Fair 1939-40 1
1939 Signaling the Pennsylvania to New York World's Fair   4.2 MB
WR, Granite City, IL 1
1908 Interlocking Facilities of the St. Louis Terminal Railroad Assn. of St. Louis   7.2 MB
Wray, CO 1
1925 Train Operation by Signal Indication on Burlington for 14 Years   679.2 KB
Wyant, Leroy 2
1935 Crossing Bells at Flasher Signals   1.9 MB
1940 Obituary: Leroy Wyant   1.0 MB
Wyeville, WI 2
1935 Signaling for Higher Train Speeds   3.0 MB
1953 The North Western Installs Automatic Train-Stop System   3.5 MB
Wyoming, MI 1
1954 Loudspeakers and Interlocking Improve Yard Operation   4.7 MB

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