In-stream aggregate extraction erosion control photographs

Other Authors: Colorado. Division of Minerals and Geology., Greystone.
Format: Electronic
Language: English
Published: Denver, Colo. : Colorado Department of Natural Resources, Division of Minerals and Geology, 1998.
Physical Description: 1 PDF (1 volume (various pagings) : illustrations ; 6641KB)
Also available in print form.
Subjects:
Online Access: Access online