Final environmental statement for I 90-1(12) 22, Drexel - East & West
By: Federal Highway Administration, Department of Transportation ; prepared by State of Montana, Department of Highways
Contributors: United States. Federal Highway Administration
Publisher: The Department
Published: 1972
Place of publication: [Helena?, Mont.]
Language: eng
Number of pages: 18
Subjects: Environmental policy; Highway engineering; Roads
Notes: Cover title.