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1 result for "J Frederic Dewhurst Twentieth Century Fund. Encyclopaedia Britannica Films inc." in Creator.

Title ▼	Year	Creator	Length	Holdings
Productivity - Key To Plenty J Frederic Dewhurst Twentieth Century Fund. Encyclopaedia Britannica Films inc.	1949	J Frederic Dewhurst Twentieth Century Fund. Encyclopaedia Britannica Films inc.	20 min.

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Educational Screen 1946-1947 — page 609
…D., Pennsylvania State College General Social Studies Films Distributing America's Goods J. Frederic Dewhurst, Ph. D., The Twentieth Century Fund Harold D. Lasswell…