DAVIDSON, E.S.

SUMMARY APPRAISALS OF THE NATION'S GROUND-WATER RESOURCES-LOWER COLORADO REGION - WASHINGTON: USDI., 1979 - 23P; ILLUST - US GEOLOGICAL SURVEY PROFESSIONAL PAPER 813-R .


ENG


WATER, UNDERGROUND-COLORADO RIVER WATERSHED.
WATER, USE-COLORADO RIVER WATERSHED.