Association of American Railroads, The Standard Code of Block Signal and Interlocking Rules

GMD: 
textual record
Start Date: 
1938
Description Level: 
File
End Date: 
1938
Date Range: 
1938 November
Physical Description: 

.3 cm of textual records

rec_shelfloc: 
2009-026-006
Repository: 
Algoma University
Accession No: 
Harold J. McQuarrie
Container Number: 
006