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.
1958 index 2.8 MB |
What's the answer? Approach lighting 236.9 KB |
What's the answer? Approach lighting 237.1 KB |
What's the answer? CTC locking 269.2 KB |
CN consolidates interlockings 2.1 MB |
How to adapt CTC to your traffic 748.3 KB |
Subway consolidates interlockings 2.2 MB |
Split-channel radio 649.4 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
B&M goes underground 725.7 KB |
Programmed interlocking control 337.6 KB |
RS&C 50th anniversary: Signaling ... manual to automatic 2.0 MB |
Subway consolidates interlockings 2.2 MB |
What’s the answer? Interlocking check 175.3 KB |
Programmed interlocking control 337.6 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
Central opens Young Yard 2.5 MB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
DL&W-Erie joint operation is ready to go 643.6 KB |
News briefs. 1958-01 1.8 MB |
Subway consolidates interlockings 2.2 MB |
MP consolidates CTC machines 797.2 KB |
MP consolidates CTC machines 797.2 KB |
Signal Inspection Act 214.8 KB |
Central opens Young Yard 2.5 MB |
News briefs. 1958-01 1.8 MB |
Signaling to cut expenses in '58 411.4 KB |
Central opens Young Yard 2.5 MB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
CN consolidates interlockings 2.1 MB |
CP consolidates interlockings 2.0 MB |
Subway consolidates interlockings 2.2 MB |
Programmed interlocking control 337.6 KB |
Santa Fe tests AF track circuits 1.6 MB |
What's the answer? Crossing circuits 254.4 KB |
What's the answer? Long dead sections 571.9 KB |
Central opens Young Yard 2.5 MB |
News briefs. 1958-01 1.8 MB |
Signaling to cut expenses in '58 411.4 KB |
News briefs. 1958-01 1.8 MB |
What's the answer? CTC locking 269.2 KB |
Six editors in 50 years 253.5 KB |
MP consolidates CTC machines 797.2 KB |
Product news: Compact control center 231.1 KB |
Signaling to cut expenses in '58 411.4 KB |
MP consolidates CTC machines 797.2 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
Remote control saves money 868.5 KB |
CTC Handles 15 More Trains 2.2 MB |
News briefs. 1958-01 1.8 MB |
DL&W-Erie joint operation is ready to go 643.6 KB |
News briefs. 1958-01 1.8 MB |
News briefs. 1958-01 1.8 MB |
Central opens Young Yard 2.5 MB |
RS&C 50th anniversary: Foreword 502.5 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
Six editors in 50 years 253.5 KB |
One track does work of two 521.4 KB |
One track does work of two 521.4 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
MP consolidates CTC machines 797.2 KB |
DL&W-Erie joint operation is ready to go 643.6 KB |
One track does work of two 521.4 KB |
Central opens Young Yard 2.5 MB |
Programmed interlocking control 337.6 KB |
Split-channel radio 649.4 KB |
C&O Has Good Ideas in CTC 2.5 MB |
Central opens Young Yard 2.5 MB |
C&O Has Good Ideas in CTC 2.5 MB |
CP consolidates interlockings 2.0 MB |
Crossing protection program saves 59% 553.4 KB |
MP consolidates CTC machines 797.2 KB |
How to adapt CTC to your traffic 748.3 KB |
C&O Has Good Ideas in CTC 2.5 MB |
MP consolidates CTC machines 797.2 KB |
1958 index 2.8 MB |
Signaling to cut expenses in '58 411.4 KB |
Decrease in signal failures reported by ICC Bureau of Safety 629.9 KB |
DL&W-Erie joint operation is ready to go 643.6 KB |
News briefs. 1958-01 1.8 MB |
Signal Inspection Act 214.8 KB |
Central opens Young Yard 2.5 MB |
News briefs. 1958-01 1.8 MB |
Central opens Young Yard 2.5 MB |
Six editors in 50 years 253.5 KB |
Programmed interlocking control 337.6 KB |
News briefs. 1958-01 1.8 MB |
Programmed interlocking control 337.6 KB |
News briefs. 1958-01 1.8 MB |
News briefs. 1958-01 1.8 MB |
Programmed interlocking control 337.6 KB |
Programmed interlocking control 337.6 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
Six editors in 50 years 253.5 KB |
MP consolidates CTC machines 797.2 KB |
Six editors in 50 years 253.5 KB |
News briefs. 1958-01 1.8 MB |
C&O Has Good Ideas in CTC 2.5 MB |
Improved signaling results from grade elimination 883.1 KB |
Remote control saves money 868.5 KB |
Central opens Young Yard 2.5 MB |
News briefs. 1958-01 1.8 MB |
News briefs. 1958-01 1.8 MB |
Remote control saves money 868.5 KB |
C&O Has Good Ideas in CTC 2.5 MB |
One track does work of two 521.4 KB |
Central opens Young Yard 2.5 MB |
News briefs. 1958-01 1.8 MB |
How to adapt CTC to your traffic 748.3 KB |
Nine layouts in one interlocking 1.7 MB |
Remote control saves money 868.5 KB |
Chicago Transit tests train-phone 282.5 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
Split-channel radio 649.4 KB |
Split-channel radio 649.4 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
Remote control saves money 868.5 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
Signaling to cut expenses in '58 411.4 KB |
Central opens Young Yard 2.5 MB |
Signaling to cut expenses in '58 411.4 KB |
MP consolidates CTC machines 797.2 KB |
C&O Has Good Ideas in CTC 2.5 MB |
B&M goes underground 725.7 KB |
B&M goes underground 725.7 KB |
CP consolidates interlockings 2.0 MB |
CTC saves time and money for the Louisville & Nashville 446.6 KB |
Nine layouts in one interlocking 1.7 MB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
Six editors in 50 years 253.5 KB |
Signal Inspection Act 214.8 KB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
Signaling to cut expenses in '58 411.4 KB |
Six editors in 50 years 253.5 KB |
What's the answer? Snow on signals 711.5 KB |
What's the answer? Snow on signals 711.5 KB |
CTC Handles 15 More Trains 2.2 MB |
News briefs. 1958-01 1.8 MB |
News briefs. 1958-01 1.8 MB |
RS&C 50th anniversary: Looking ahead 652.9 KB |
MP consolidates CTC machines 797.2 KB |
What's the answer? Crossing circuits 254.4 KB |
Central opens Young Yard 2.5 MB |
Signaling to cut expenses in '58 411.4 KB |
CTC Handles 15 More Trains 2.2 MB |
CTC Handles 15 More Trains 2.2 MB |
CTC Handles 15 More Trains 2.2 MB |
CTC Handles 15 More Trains 2.2 MB |
Chicago Transit tests train-phone 282.5 KB |
Programmed interlocking control 337.6 KB |
Six editors in 50 years 253.5 KB |
One track does work of two 521.4 KB |
One track does work of two 521.4 KB |
What's the answer? CTC locking 269.2 KB |
Six editors in 50 years 253.5 KB |
News briefs. 1958-01 1.8 MB |
Central opens Young Yard 2.5 MB |