Eastern and South Central Districts and Idaho Division.
UNION PACIFIC RAILROAD COMPANY OPERATING RULES, EFFECTIVE JULY 1, 1954
UNION PACIFIC RAILROAD COMPANY OPERATING RULES, EFFECTIVE May 1, 1972
Union Pacific Railroad Eastern South Central Idaho Operating Rules Book 1972
1955-56 Union Pacific Railroad UPRR Desk Calendar Be Specific Say Union Pacific
UNION PACIFIC 2003 CALENDAR BUILDING AMERICA UNION PACIFIC RAILROAD
