Railway Signaling: 1931

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1931 1
1931 index   6.6 MB
30th Street Station, Philadelphia, PA 1
Signaling the Philadelphia Terminal of the Pennsylvania   8.9 MB
accident 1
A Lesson from a False-Clear Failure   572.9 KB
Arlington Heights, IL 1
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
Arlington Park, IL 1
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
Atchison, Topeka & Santa Fe 2
Oil or Electric Switch Lamps?   1.8 MB
Why Not Eliminate Train Stops at Permissive Wayside Signals   763.1 KB
Atlantic Coast Line 2
Call-on Route Control   1.4 MB
Precision-Base Lamps   1.4 MB
automatic interlocking 2
State Commission Formulates Requirements of Automatic Interlockers   2.3 MB
What Can Be Done Now?   736.8 KB
Baltimore & Ohio 1
Point Detector or Switch Circuit Controller for CTC Switches?   835.1 KB
Baltimore & Ohio Chicago Terminal 2
Automatic Interlocker Protects Gauntlet Track   1.4 MB
One Electric Interlocking for Two Drawbridges   3.1 MB
Barrington, IL 1
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
Belmont, CA 1
Speed Control of Crossing Signals   586.7 KB
Berwick, OH 1
Results of Centralized Control on NYC   703.8 KB
Birmingham, MO 1
Signaling the New Kansas City Line of the Rock Island-Milwaukee   6.4 MB
Boston & Maine 2
Economy of Smaller Towers   539.7 KB
Efficiency Tests   1.9 MB
Broad St., Philadelphia, PA 2
Pennsylvania Cuts Over Large Interlocking Plant Without Delaying Traffic   2.6 MB
Signaling the Philadelphia Terminal of the Pennsylvania   8.9 MB
Buffalo, Rochester & Pittsburgh 1
Efficiency Tests   1.9 MB
California 1
State Commission Formulates Requirements of Automatic Interlockers   2.3 MB
Camp Douglas, WI 1
Report on Milwaukee-Omaha Collision   1.5 MB
Canadian National 1
Proceed Aspects for Isolated Home Signals   1.4 MB
Canadian Pacific 1
Economy of Smaller Towers   539.7 KB
Central of New Jersey 2
Centralized Traffic Control Postpones Four-Tracking on Central of New Jersey   3.0 MB
Light-Out Protection   1.0 MB
centralized traffic control 8
A Definition for Centralized Traffic Control   1.3 MB
Centralized Traffic Control on the Peoria & Pekin Union   6.7 MB
Centralized Traffic Control Postpones Four-Tracking on Central of New Jersey   3.0 MB
Centralized vs. Remote Control   1.2 MB
CTC Without Power-Operated Switches   1.8 MB
Protecting CTC Switches   2.9 MB
Results of Centralized Control on NYC   703.8 KB
What Can Be Done Now?   736.8 KB
Chemin de fer de l'Est 1
French Railways Adopt Color-Light Signals   1.3 MB
Cherry Street, Toronto, Ontario 1
Interlocking System Installed at Toronto Union Station   4.6 MB
Chicago & Illinois Midland 1
Chicago & Illinois Midland Installs Electric Interlocking   2.5 MB
Chicago & North Western 3
Remotely-Controlled Interlocking Solves Problem on C&NW   1.9 MB
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
Why Not Eliminate Train Stops at Permissive Wayside Signals   763.1 KB
Chicago Great Western 1
Chicago Great Western Saves $7,000 Annually by Remote Control of Tunnel Interlockings   3.7 MB
Chicago, Burlington & Quincy 4
Call-on Route Control   1.4 MB
CB&Q Installs Electric Interlockinig   3.3 MB
New Control System Used at Electric Interlocking on the Burlington   3.5 MB
Point Detector or Switch Circuit Controller for CTC Switches?   835.1 KB
Chicago, IL 2
Michigan Central Makes Extensive Improvements in Signaling System   3.3 MB
One Electric Interlocking for Two Drawbridges   3.1 MB
Chicago, Milwaukee, St. Paul & Pacific 5
Efficiency Tests   1.9 MB
Fight for Your Job   3.0 MB
Preparation of Signal Circuit Plans   2.0 MB
Report on Milwaukee-Omaha Collision   1.5 MB
Signaling the New Kansas City Line of the Rock Island-Milwaukee   6.4 MB
Chicago, Rock Island & Pacific 5
Another Unique Interlocker on the Rock Island   1.4 MB
Economy of Smaller Towers   539.7 KB
Signaling the New Kansas City Line of the Rock Island-Milwaukee   6.4 MB
Twelve-Track Yard Indicator on the Rock Island   888.5 KB
Why Not Eliminate Train Stops at Permissive Wayside Signals   763.1 KB
Chicago, St. Paul, Minneapolis & Omaha 1
Report on Milwaukee-Omaha Collision   1.5 MB
Cleveland, Cincinnati, Chicago & St. Louis 3
Economy of Smaller Towers   539.7 KB
Efficiency Tests   1.9 MB
Sequence of Levers   552.2 KB
Danville, IL 1
Centralized Traffic Control Installed on Wabash   5.6 MB
Delaware & Hudson 1
Protecting CTC Switches   2.9 MB
Delaware, Lackawanna & Western 2
Preparation of Signal Circuit Plans   2.0 MB
The Signaling of the Lackawanna Electrified Territory   5.9 MB
Des Plaines, IL 1
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
Detroit, MI 1
Michigan Central Makes Extensive Improvements in Signaling System   3.3 MB
Deval, IL 1
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
Dover, NJ 1
The Signaling of the Lackawanna Electrified Territory   5.9 MB
Downers Grove, IL 1
New Control System Used at Electric Interlocking on the Burlington   3.5 MB
economics 1
Competition   774.2 KB
Edison, Thomas 1
Thomas A. Edison (obituary)   1.1 MB
Erie 1
Erie Increases Track Capacity on Busy Section of Double Track   2.6 MB
false clear failures 1
A Lesson from a False-Clear Failure   572.9 KB
France 1
French Railways Adopt Color-Light Signals   1.3 MB
Galesburg, IL 1
CB&Q Installs Electric Interlockinig   3.3 MB
General Railway Signal 1
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
Gladstone, NJ 1
The Signaling of the Lackawanna Electrified Territory   5.9 MB
government subsidies 1
Competition   774.2 KB
Grand Trunk Western 1
Oil or Electric Switch Lamps?   1.8 MB
Great Britain 2
Automatic Train Control on Great Western of England   1.7 MB
British Report on Automatic Train Control   2.6 MB
Great Northern 2
Efficiency Tests   1.9 MB
Precision-Base Lamps   1.4 MB
Great Western 2
Automatic Train Control on Great Western of England   1.7 MB
British Report on Automatic Train Control   2.6 MB
Hammond, IN 1
Automatic Interlocker Protects Gauntlet Track   1.4 MB
HD Jct., MO 1
Missouri Pacific Installs Centralized Traffic Control on 32 Miles of Double Track   2.7 MB
Herington, KS 2
Another Unique Interlocker on the Rock Island   1.4 MB
Twelve-Track Yard Indicator on the Rock Island   888.5 KB
Hoboken, NJ 1
The Signaling of the Lackawanna Electrified Territory   5.9 MB
Illinois Central 2
Preparation of Signal Circuit Plans   2.0 MB
Why Not Eliminate Train Stops at Permissive Wayside Signals   763.1 KB
index 1
1931 index   6.6 MB
Indianapolis Union 1
Indianapolis Union Station Installs Electro-Pneumatic Interlocking   4.7 MB
Indianapolis, IN 1
Indianapolis Union Station Installs Electro-Pneumatic Interlocking   4.7 MB
Interstate Commerce Commission 1
A Lesson from a False-Clear Failure   572.9 KB
IU Tower, Indianapolis, IN 1
Indianapolis Union Station Installs Electro-Pneumatic Interlocking   4.7 MB
John Street, Toronto, Ontario 1
Interlocking System Installed at Toronto Union Station   4.6 MB
Lackawaxen, PA 1
Erie Increases Track Capacity on Busy Section of Double Track   2.6 MB
Lafayette, IN 1
Centralized Traffic Control Installed on Wabash   5.6 MB
Lanes Crossing, NJ 1
Centralized Traffic Control Postpones Four-Tracking on Central of New Jersey   3.0 MB
London Metropolitan 1
Metropolitan Railway of London Resignaling with Modern Equipment   1.8 MB
London Underground 1
British Report on Automatic Train Control   2.6 MB
London, England 2
British Report on Automatic Train Control   2.6 MB
Metropolitan Railway of London Resignaling with Modern Equipment   1.8 MB
Louisville & Nashville 2
Derails in Passing Sidings   1.1 MB
Preparation of Signal Circuit Plans   2.0 MB
Michigan Central 1
Michigan Central Makes Extensive Improvements in Signaling System   3.3 MB
Missouri Pacific 6
Another Unique Interlocker on the Rock Island   1.4 MB
CTC Without Power-Operated Switches   1.8 MB
Missouri Pacific Installs Centralized Traffic Control on 32 Miles of Double Track   2.7 MB
Point Detector or Switch Circuit Controller for CTC Switches?   835.1 KB
Precision-Base Lamps   1.4 MB
Protecting CTC Switches   2.9 MB
Montclair, NJ 1
The Signaling of the Lackawanna Electrified Territory   5.9 MB
Mott Haven, NY 2
New York Central Re-Signals Track Entering Grand Central Terminal   4.0 MB
The Mott Haven Interlocking   3.7 MB
Nashville, Chattanooga & St. Louis 1
Fight for Your Job   3.0 MB
Nelson, IL 1
Remotely-Controlled Interlocking Solves Problem on C&NW   1.9 MB
New York Central 9
Centralized vs. Remote Control   1.2 MB
Locks for Mechanical Levers   991.9 KB
New York Central Re-Signals Track Entering Grand Central Terminal   4.0 MB
Point Detector or Switch Circuit Controller for CTC Switches?   835.1 KB
Precision-Base Lamps   1.4 MB
Proceed Aspects for Isolated Home Signals   1.4 MB
Protecting CTC Switches   2.9 MB
Results of Centralized Control on NYC   703.8 KB
The Mott Haven Interlocking   3.7 MB
New York, Chicago & St. Louis 1
Efficiency Tests   1.9 MB
New York, New Haven & Hartford 1
Proceed Aspects for Isolated Home Signals   1.4 MB
New York, NY 2
New York Central Re-Signals Track Entering Grand Central Terminal   4.0 MB
The Mott Haven Interlocking   3.7 MB
Newark, NJ 1
Movable Bridges and Yard Entrance Layouts Controlled from One Cabin   4.5 MB
Niagara Falls, Ontario 1
Michigan Central Makes Extensive Improvements in Signaling System   3.3 MB
Norfolk & Western 1
Call-on Route Control   1.4 MB
Northern Pacific 2
Derails in Passing Sidings   1.1 MB
Efficiency Tests   1.9 MB
obituary 1
Thomas A. Edison (obituary)   1.1 MB
Omaha, NE 1
Three Large Interlockings Installed by Union Pacific at Omaha   6.2 MB
Pekin, IL 1
Centralized Traffic Control on the Peoria & Pekin Union   6.7 MB
Penn, Philadelphia, PA 1
Signaling the Philadelphia Terminal of the Pennsylvania   8.9 MB
Pennsylvania 10
Centralized vs. Remote Control   1.2 MB
Circuit for Signal Demonstration   490.2 KB
Derails in Passing Sidings   1.1 MB
Movable Bridges and Yard Entrance Layouts Controlled from One Cabin   4.5 MB
Oil or Electric Switch Lamps?   1.8 MB
Pennsylvania Cuts Over Large Interlocking Plant Without Delaying Traffic   2.6 MB
Preparation of Signal Circuit Plans   2.0 MB
Protecting CTC Switches   2.9 MB
Signaling for Electrified Operation   3.5 MB
Signaling the Philadelphia Terminal of the Pennsylvania   8.9 MB
Peoria & Pekin Union 1
Centralized Traffic Control on the Peoria & Pekin Union   6.7 MB
Peoria, IL 1
Centralized Traffic Control on the Peoria & Pekin Union   6.7 MB
personal 1
Thomas A. Edison (obituary)   1.1 MB
Peru, IN 1
Centralized Traffic Control Installed on Wabash   5.6 MB
Philadelphia, PA 3
Pennsylvania Cuts Over Large Interlocking Plant Without Delaying Traffic   2.6 MB
Signaling for Electrified Operation   3.5 MB
Signaling the Philadelphia Terminal of the Pennsylvania   8.9 MB
Polo, MO 1
Signaling the New Kansas City Line of the Rock Island-Milwaukee   6.4 MB
Raritan, NJ 1
Centralized Traffic Control Postpones Four-Tracking on Central of New Jersey   3.0 MB
remote control 1
What Can Be Done Now?   736.8 KB
reserve yellow 1
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
Rice, IL 1
Chicago Great Western Saves $7,000 Annually by Remote Control of Tunnel Interlockings   3.7 MB
Rosas, PA 1
Erie Increases Track Capacity on Busy Section of Double Track   2.6 MB
Ruislip, England 1
Metropolitan Railway of London Resignaling with Modern Equipment   1.8 MB
Scott Street, Toronto, Ontario 1
Interlocking System Installed at Toronto Union Station   4.6 MB
Secaucus, NJ 1
The Signaling of the Lackawanna Electrified Territory   5.9 MB
South Branch Bridge 1
One Electric Interlocking for Two Drawbridges   3.1 MB
Southern 1
Derails in Passing Sidings   1.1 MB
Southern Pacific 2
Protecting CTC Switches   2.9 MB
Speed Control of Crossing Signals   586.7 KB
Springfield, IL 1
Chicago & Illinois Midland Installs Electric Interlocking   2.5 MB
St. Charles Air Line 1
One Electric Interlocking for Two Drawbridges   3.1 MB
St. Louis, MO 3
A Lesson from a False-Clear Failure   572.9 KB
New Interlocking for the St. Louis Municipal Bridge   2.9 MB
Sand Causes Signal Failure   614.1 KB
St. Louis-San Francisco 1
Efficiency Tests   1.9 MB
Stanley, OH 1
Results of Centralized Control on NYC   703.8 KB
State Line, IN 1
Centralized Traffic Control Installed on Wabash   5.6 MB
Terminal Railroad Association of St. Louis 2
New Interlocking for the St. Louis Municipal Bridge   2.9 MB
Sand Causes Signal Failure   614.1 KB
Toronto Terminals 1
Interlocking System Installed at Toronto Union Station   4.6 MB
Toronto, Ontario 1
Interlocking System Installed at Toronto Union Station   4.6 MB
Tower A, Omaha, NE 1
Three Large Interlockings Installed by Union Pacific at Omaha   6.2 MB
Tower B, Omaha, NE 1
Three Large Interlockings Installed by Union Pacific at Omaha   6.2 MB
Tower C, Omaha, NE 1
Three Large Interlockings Installed by Union Pacific at Omaha   6.2 MB
Tower NY, IL 1
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
track circuits 1
The AC DC Track Circuit   1.5 MB
train control 2
Automatic Train Control on Great Western of England   1.7 MB
British Report on Automatic Train Control   2.6 MB
Trenton, NJ 1
Signaling for Electrified Operation   3.5 MB
Trois Rivieres, Quebec 1
Economy of Smaller Towers   539.7 KB
Type E signals 1
Three-Track Signaling on 13.5 Miles of the C&NW   5.4 MB
Union Pacific 2
Preparation of Signal Circuit Plans   2.0 MB
Three Large Interlockings Installed by Union Pacific at Omaha   6.2 MB
Uxbridge, England 1
Metropolitan Railway of London Resignaling with Modern Equipment   1.8 MB
Valley Park, MO 1
Missouri Pacific Installs Centralized Traffic Control on 32 Miles of Double Track   2.7 MB
Wabash 4
Centralized Traffic Control Installed on Wabash   5.6 MB
Chicago & Illinois Midland Installs Electric Interlocking   2.5 MB
Preparation of Signal Circuit Plans   2.0 MB
Protecting CTC Switches   2.9 MB
West Nelson, IL 1
Remotely-Controlled Interlocking Solves Problem on C&NW   1.9 MB
Western Pacific 1
Efficiency Tests   1.9 MB
Windsor, Ontario 1
Michigan Central Makes Extensive Improvements in Signaling System   3.3 MB
Winston, IL 1
Chicago Great Western Saves $7,000 Annually by Remote Control of Tunnel Interlockings   3.7 MB
Zoo, Philadelphia, PA 2
Pennsylvania Cuts Over Large Interlocking Plant Without Delaying Traffic   2.6 MB
Signaling the Philadelphia Terminal of the Pennsylvania   8.9 MB

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