Geologic map of the Grand Canyon 30ʹ x 60ʹ quadrangle, Coconino and Mohave Counties, northwestern Arizona /

Bibliographic Details
Corporate Authors: Geological Survey (U.S.), United States. National Park Service
Other Authors: Billingsley, George H.
Format: Government Document Map
Language:English
Published: Reston, Va. : The Survey ; 2000 [i.e. 2001]
Edition:Version 1.0.
Series:Geologic investigations series ; I-2688.
Subjects:
Online Access:https://purl.fdlp.gov/GPO/LPS12196