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Mississippi River Watershed

 Subject
Subject Source: Library of Congress Subject Headings

Found in 1 Collection or Record:

R.B. Marshall papers

 Collection — Box 1
Identifier: WRCA-085
Abstract

The collection consists of materials compiled by R.B. Marshall, former chief geographer of the U.S. Geological Survey, related to Hetch Hetchy Valley, Mississippi River Basin, water rights, and the Marshall Plan for irrigation of California's Central Valley.

Dates: 1911-1947