Railway Signaling: 1926

NOTE:

Although all of these digitized articles are 60 or more years old, and likely have minimal commercial value today, the reader should bear in mind that material dated after 1923 remains under copyright by Simmons-Boardman Publishing.

These articles and the information contained therein may be freely reproduced or used in printed or electronic form for non-commercial or educational purposes, provided the copyright holder and original author (if known) are acknowledged, and provided that such publication also refers readers to the original document on this site.

Simply making interesting material available to those who share my interest in the railway signal systems of the past has been my sole objective in this long project.

Learn more about this collection.

Atchison, Topeka & Santa Fe 2

1926	Are Smash-Boards Necessary at Automatic Crossing Plants? 816.3 KB
1926	Train Control Progress in 1925 3.1 MB

Atlantic Coast Line 2

1926	Semaphore or Light Signals? 1.4 MB
1926	Train Control Progress in 1925 3.1 MB

Aurora, IL 1

1926	Color Light Signal and A.C. Floating Change-Over on the Burlington 1.9 MB

Bain, WI 1

1926	Electric Plant Replaces Three Mechanical Interlockings 3.0 MB

Baltimore & Ohio 3

1926	Directing Trains By Signals 1.9 MB
1926	Semaphore or Light Signals? 1.8 MB
1926	Train Control Progress in 1925 3.1 MB

Baltimore, MD 1

1926	Train Control Progress in 1925 3.1 MB

Billburn, NJ 1

1926	Directing Trains By Signals 1.9 MB

Bloomington, IL 1

1926	Train Control Progress in 1925 3.1 MB

Boone, IA 1

1926	Train Control Progress in 1925 3.1 MB

Boston & Albany 1

1926	Train Control Progress in 1925 3.1 MB

Branch Jct., IL 3

1926	Illinois Central Continuous Train Stop Approved Without Major Exceptions 1.1 MB
1926	Train Control Progress in 1925 3.1 MB
1926	Train Stop Without Permissive Wayside Signals Used on IC 3.5 MB

Bridge Switch, MN 1

1926	Train Control Progress in 1925 3.1 MB

car retarders 1

1926	Electro-Pneumatic Car Retarders in Service on Illinois Central 3.8 MB

Central New England 1

1926	The Direction of Train Movements by Signal Indication Without Written Train Orders 829.5 KB

Central of New Jersey 1

1926	Train Control Progress in 1925 3.1 MB

Champaign, IL 3

1926	Illinois Central Continuous Train Stop Approved Without Major Exceptions 1.1 MB
1926	Train Control Progress in 1925 3.1 MB
1926	Train Stop Without Permissive Wayside Signals Used on IC 3.5 MB

Chesapeake & Ohio 4

1926	Directing Trains By Signals 1.9 MB
1926	Economics of Single Track Signals 2.0 MB
1926	The Direction of Train Movements by Signal Indication Without Written Train Orders 829.5 KB
1926	Training of New Levermen 654.5 KB

Chicago & Alton 1

1926	Train Control Progress in 1925 3.1 MB

Chicago & Eastern Illinois 1

1926	Train Control Progress in 1925 3.1 MB

Chicago & North Western 3

1926	C&NW Replaces Highway Crossing Gates With Wig-Wags 2.0 MB
1926	Electric Plant Replaces Three Mechanical Interlockings 3.0 MB
1926	Train Control Progress in 1925 3.1 MB

Chicago & Western Indiana 1

1926	Semaphore or Light Signals? 1.4 MB

Chicago North Shore & Milwaukee 1

1926	North Shore Line Installs Two Electric Interlockers 2.1 MB

Chicago Railway Signal & Supply 1

1926	A New Development in Chromatic Light Signals 1.2 MB

Chicago, Burlington & Quincy 3

1926	Color Light Signal and A.C. Floating Change-Over on the Burlington 1.9 MB
1926	Directing Trains By Signals 1.9 MB
1926	Train Control Progress in 1925 3.1 MB

Chicago, IL 4

1926	Color Light Signal and A.C. Floating Change-Over on the Burlington 1.9 MB
1926	Directing Trains By Signals 1.9 MB
1926	Electro-Pneumatic Car Retarders in Service on Illinois Central 3.8 MB
1926	Train Control Progress in 1925 3.1 MB

Chicago, Milwaukee & St. Paul 2

1926	Recurrent Acknowledgment at Stop Signals 961.9 KB
1926	Train Control Progress in 1925 3.1 MB

Chicago, Rock Island & Pacific 2

1926	Are Smash-Boards Necessary at Automatic Crossing Plants? 816.3 KB
1926	Derail Pockets for Interlocking of Crossing at Joint Passenger Station 884.6 KB

Chillicothe, IL 1

1926	Train Control Progress in 1925 3.1 MB

Cincinnati, New Orleans & Texas Pacific 1

1926	Train Control Progress in 1925 3.1 MB

Cleveland, Cincinnati, Chicago & St. Louis 1

1926	Train Control Progress in 1925 3.1 MB

Clifton Forge, VA 1

1926	Economics of Single Track Signals 2.0 MB

Corwith, IL 1

1926	Train Control Progress in 1925 3.1 MB

Council Bluffs, IA 1

1926	Train Control Progress in 1925 3.1 MB

Danville, IL 1

1926	Train Control Progress in 1925 3.1 MB

Delaware & Hudson 1

1926	Train Control Progress in 1925 3.1 MB

Delaware, Lackawanna & Western 2

1926	Directing Trains By Signals 1.9 MB
1926	Train Control Progress in 1925 3.1 MB

Delray, MI 1

1926	DT&I Interlocking Machine Nickel-Plated When Rebuilt 602.1 KB

Detroit, MI 1

1926	DT&I Interlocking Machine Nickel-Plated When Rebuilt 602.1 KB

Detroit, Toledo & Ironton 1

1926	DT&I Interlocking Machine Nickel-Plated When Rebuilt 602.1 KB

Elgin, IL 1

1926	C&NW Replaces Highway Crossing Gates With Wig-Wags 2.0 MB

Erie 1

1926	Directing Trains By Signals 1.9 MB

Fort Dodge, IA 2

1926	Illinois Central Continuous Train Stop Approved Without Major Exceptions 1.1 MB
1926	Train Stop Without Permissive Wayside Signals Used on IC 3.5 MB

Fresno, CA 1

1926	Train Control Progress in 1925 3.1 MB

Ft. Dodge, IA 1

1926	Train Control Progress in 1925 3.1 MB

Ft. Wayne, IN 1

1926	Train Control Progress in 1925 3.1 MB

Galesburg, IL 1

1926	Directing Trains By Signals 1.9 MB

General Railway Signal 1

1926	Train Control Progress in 1925 3.1 MB

Gordonsville, VA 1

1926	Train Control Progress in 1925 3.1 MB

Great Northern 2

1926	Are Smash-Boards Necessary at Automatic Crossing Plants? 816.3 KB
1926	Semaphore or Light Signals? 1.8 MB

Hagerstown, MD 1

1926	Train Control Progress in 1925 3.1 MB

Harrisburg, PA 1

1926	Train Control Progress in 1925 3.1 MB

Hastings, MN 1

1926	Train Control Progress in 1925 3.1 MB

Hoboken, NJ 1

1926	Directing Trains By Signals 1.9 MB

Illinois Central 9

1926	Directing Trains By Signals 1.9 MB
1926	Electro-Pneumatic Car Retarders in Service on Illinois Central 3.8 MB
1926	Illinois Central Continuous Train Stop Approved Without Major Exceptions 1.1 MB
1926	Phantom Signaling an Innovation 356.2 KB
1926	Recurrent Acknowledgment at Stop Signals 961.9 KB
1926	Semaphore or Light Signals? 1.8 MB
1926	Semaphores Replaced By Color Light Signals on 55 Miles of IC 1.3 MB
1926	Train Control Progress in 1925 3.1 MB
1926	Train Stop Without Permissive Wayside Signals Used on IC 3.5 MB

Interstate Commerce Commission 1

1926	Train Control Progress in 1925 3.1 MB

Jacksonville, FL 1

1926	Signal Business Is Good Especially For Single Track 382.3 KB

Jefferson City, MO 1

1926	Signal Business Is Good Especially For Single Track 382.3 KB

Joliet, IL 1

1926	Derail Pockets for Interlocking of Crossing at Joint Passenger Station 884.6 KB

Kansas City, MO 2

1926	Signal Business Is Good Especially For Single Track 382.3 KB
1926	Train Control Progress in 1925 3.1 MB

Lake Bluff, IL 1

1926	North Shore Line Installs Two Electric Interlockers 2.1 MB

Lehigh Valley 1

1926	Train Control Progress in 1925 3.1 MB

light signals 1

1926	Scientific Study of Light Signals 3.3 MB

London, England 1

1926	Four-Aspect Color-Light Signals Installed on English Road 2.8 MB

Louisville & Nashville 3

1926	Proper Lamps for Semaphore Night Lighting 1.4 MB
1926	Semaphore or Light Signals? 1.4 MB
1926	Train Control Progress in 1925 3.1 MB

Markham Yard, IL 1

1926	Electro-Pneumatic Car Retarders in Service on Illinois Central 3.8 MB

Michigan Central 1

1926	Train Control Progress in 1925 3.1 MB

Milwaukee, WI 1

1926	Electric Plant Replaces Three Mechanical Interlockings 3.0 MB

Missouri Pacific 3

1926	Signal Business Is Good Especially For Single Track 382.3 KB
1926	The Direction of Train Movements by Signal Indication Without Written Train Orders 829.5 KB
1926	Train Control Progress in 1925 3.1 MB

Mundelein, IL 1

1926	North Shore Line Installs Two Electric Interlockers 2.1 MB

Nashville, Chattanooga & St. Louis 1

1926	The Direction of Train Movements by Signal Indication Without Written Train Orders 829.5 KB

New Butler, WI 1

1926	Electric Plant Replaces Three Mechanical Interlockings 3.0 MB

New York Central 9

1926	B. J Schwendt 438.9 KB
1926	Directing Trains By Signals 1.9 MB
1926	Our Problems in the Economics of Railway Signaling 1.4 MB
1926	Plans to Simplify Signal Aspects 615.0 KB
1926	Semaphore or Light Signals? 1.8 MB
1926	Signal Business Is Good Especially For Single Track 382.3 KB
1926	Slow Speed vs. Restricted Speed 457.9 KB
1926	Train Control Progress in 1925 3.1 MB
1926	Training of New Levermen 654.5 KB

New York, Chicago & St. Louis 1

1926	Train Control Progress in 1925 3.1 MB

New York, New Haven & Hartford 2

1926	Recurrent Acknowledgment at Stop Signals 961.9 KB
1926	Train Control Progress in 1925 3.1 MB

Norfolk & Western 2

1926	Signal Business Is Good Especially For Single Track 382.3 KB
1926	Train Control Progress in 1925 3.1 MB

Northern Pacific 1

1926	Semaphore or Light Signals? 1.4 MB

Oakland, CA 1

1926	Train Control Progress in 1925 3.1 MB

Orange, VA 1

1926	Economics of Single Track Signals 2.0 MB

Oregon-Washington Railroad & Navigation 1

1926	Train Control Progress in 1925 3.1 MB

Osawatomie, KS 1

1926	Train Control Progress in 1925 3.1 MB

Pennsylvania 3

1926	Directing Trains By Signals 1.9 MB
1926	The Direction of Train Movements by Signal Indication Without Written Train Orders 829.5 KB
1926	Train Control Progress in 1925 3.1 MB

Pere Marquette 1

1926	Train Control Progress in 1925 3.1 MB

Pittsburgh & Lake Erie 1

1926	Train Control Progress in 1925 3.1 MB

Reading 1

1926	Train Control Progress in 1925 3.1 MB

Roanoke, VA 2

1926	Signal Business Is Good Especially For Single Track 382.3 KB
1926	Train Control Progress in 1925 3.1 MB

Savannah, GA 1

1926	Signal Business Is Good Especially For Single Track 382.3 KB

Schwendt, B. J. 1

1926	B. J Schwendt 438.9 KB

Seaboard Air Line 2

1926	Semaphore or Light Signals? 711.2 KB
1926	Signal Business Is Good Especially For Single Track 382.3 KB

Shenandoah, VA 1

1926	Train Control Progress in 1925 3.1 MB

Shopton, IA 1

1926	Train Control Progress in 1925 3.1 MB

Skokie Jct., IL 1

1926	North Shore Line Installs Two Electric Interlockers 2.1 MB

South Upton, IL 1

1926	North Shore Line Installs Two Electric Interlockers 2.1 MB

Southern 2

1926	Marker Lights on Single Track 415.3 KB
1926	Train Control Progress in 1925 3.1 MB

Southern (UK) 1

1926	Four-Aspect Color-Light Signals Installed on English Road 2.8 MB

Southern Pacific 1

1926	Train Control Progress in 1925 3.1 MB

Spruce Creek, PA 1

1926	Directing Trains By Signals 1.9 MB

St. Louis, MO 1

1926	Train Control Progress in 1925 3.1 MB

St. Louis-San Francisco 3

1926	Are Smash-Boards Necessary at Automatic Crossing Plants? 816.3 KB
1926	Semaphore or Light Signals? 1.4 MB
1926	Train Control Progress in 1925 3.1 MB

Staunton, CA 1

1926	Train Control Progress in 1925 3.1 MB

Tracy, CA 1

1926	Train Control Progress in 1925 3.1 MB

train control 2

1926	Open Switch Protection in Train Control Installations 451.3 KB
1926	Train Control Progress in 1925 3.1 MB

Tyrone Forge, PA 1

1926	Directing Trains By Signals 1.9 MB

Union Pacific 1

1926	Train Control Progress in 1925 3.1 MB

Union Switch & Signal 2

1926	Improved Type of Circuit Controller 970.7 KB
1926	Train Control Progress in 1925 3.1 MB

Washington, DC 1

1926	Train Control Progress in 1925 3.1 MB

Waterloo, IA 2

1926	Train Control Progress in 1925 3.1 MB
1926	Train Stop Without Permissive Wayside Signals Used on IC 3.5 MB

West Ashland, KY 1

1926	Directing Trains By Signals 1.9 MB

West Waterloo, IA 1

1926	Illinois Central Continuous Train Stop Approved Without Major Exceptions 1.1 MB

Winston Salem, NC 1

1926	Signal Business Is Good Especially For Single Track 382.3 KB

Railway Signaling: 1926

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