Boston and Maine Corp Engineering Dept Rules for Government Manual 1981
1924 Seaboard Air Line Railway Rules & Regulations for Government Booklet
Reading Company Rules for the Government of Operating Department June 24,1945
1929 Chicago & North Western System Rules for the Government of Operating Dept
1937 NEW YORK CENTRAL SYSTEM RAILROAD RULES FOR THE GOVERNMENT OF THE OPERATING
1942 NEW YORK CENTRAL SYSTEM RAILROAD RULES FOR THE GOVERNMENT OF MAINTENANCE
