This is an original circa 1915 trifold geological map on a type of vellum with two vertical folds. This map shows the Northern Pacific line from Clinton Montana to Warm Springs Montana and to Avon Montana.
Antique Northern Pacific Railroad Map Billings Montana Lockwood Pompeys Pillar
Antique Northern Pacific Railroad Map Detroit Lakes Minnesota Perham Wadena
Antique Northern Pacific Railroad Map Butte Montana Welch CM&StP RR
ca 1915 Antique Northern Pacific Railroad Map Jamestown North Dakota Valley City
1915 Antique Northern Pacific Railroad Map Yakima Washington Toppenish WA OWR&N
1915 Antique Northern Pacific Railroad Map Fargo North Dakota Moorhead Minnesota
