Cover and pages show wear, but in good condition.
Union Pacific System Maintenance of Way Rules, April 28, 1985, Railroad Book
1943 Chicago, Milwaukee, St. Paul & Pacific Safety Rules Maintenance of Way
Vintage The Pennsylvania Railroad Safety Rules May 1951 Maintenance of Way...
BNSF Railway Maintenance of Way Operating Rules/Mechanical Safety Rules [BX 16]
1951 Rock Island RR Rules & Regulations for Maintenance of Way & Structures
ROCK ISLAND RR - RULES & REGULATIONS FOR MAINTENANCE OF WAY & STRUCTURES-6/2/68