Reconnaissance report
Subtitle: Interstate route 90 one mile east of Toluca to two miles east of Hardin
By: prepared for: Highway Commission, State of Montana ; The Ken R. White Company
Contributors: Montana. State Highway Commission
Publisher: The Ken R. White Company
Published: 1963
Place of publication: Denver?]
Language: eng
Number of pages: 61
Subjects: Soils; Geology; Roads
Notes: "August 1963"