Protected Valley
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Ohio River Valley, first broad highway of westward migration and our first western granary, has had 29 floods in 50 years. Assured water supply, properly controlled, is essential to agriculture and to industry. Conservancy District of Muskingum Watershed builds 14 control works.
Source: Bell & Howell Filmosound Library Catalog of Educational Motion Pictures, 1942 · Record added 2026-09-26 21:16:36