Final environmental statement, administrative action for Project F-249(18), Helena-West Lewis and Clark County
By: U. S....Federal Highway Administration and State of Montana, Dept. of Highways
Contributors: Montana. Department of Highways
Series: FHWA-Mont.-EIS-72-02-F
Publisher: The Administration
Published: 1974
Place of publication: [Helena?, Mont.]
Language: eng
Number of pages: 29
Subjects: Highway engineering; Roads; Environmental policy
Notes: Cover title.

Literature cited: leaf [26]