Livestock and vehicular underpasses in use
Subtitle: photographic illustrations
By: by Right-of-Way Section, State of Montana, Department of Highways
Contributors: Jones, A. A.
Publisher: s.n.
Published: 1972
Place of publication: Helena, Mont
Language: eng
Number of pages: 59
Subjects: Underpasses
Notes: "A.A. Jones, research coordinator"--P. [ii].