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Conquest of the land through 7,000 years


Author:
Lowdermilk, W. C. (Walter Clay)
Source:
USDA
Year:
0000
Subject:
Land use and Soil conservation
Format:
30 p. : ill. ; 24 cm.
Language:
English
Publisher:
U.S. Dept. of Agriculture, Soil Conservation Service
Collection:
USDA publications
Permanent URL:
http://handle.nal.usda.gov/10113/CAT87210309