Douglas Helms collection, 1930?-2011
1970-2000
Helms, Douglas
The Douglas Helms Collection contains articles, books, reports, correspondence, photographs, films, oral histories, speeches, and research materials related to the history of the U.S. Department of Agriculture (USDA) Soil Conservation Service, and its successor agency, the Natural Resources Conservation Service.
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Библиографическая информация
Другие темы
Navajo indians
Язык
Английский
Примечание
Douglas Helms Collection. Special Collections, USDA National Agricultural Library.
Douglas Helms (1945-2018) served as the historian for the USDA Soil Conservation Service and the Natural Resources Conservation Service from 1981 to 2011.
Тип
Three-Dimensional Moving Image; Text; Monograph; Book
2024-02-27
2025-07-19
MODS
Поставщик данных
Эту запись предоставил National Agricultural Library
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