Front Range Infrastructure Resources Project : aggregate resources activities.
Langer, William H.
Knepper, Daniel H.
Geological Survey (U.S.)
Front Range Infrastructure Resources Project.
[Denver, CO] : U.S. Dept. of the Interior, U.S. Geological Survey,
[1998]
Caption title.
"For more information contact W.H. Langer, D.H. Knepper, Jr."--P. [4].
"October 1998"--P. [1].
Includes bibliographical references (p. [4]).
Front Range Infrastructure Resources Project.
Aggregates (Building materials)