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  1. Report on a transportation test with delicious apples under heater service from Wenatchee, Wash. to Jersey City, New York City and Philadelphia : a comparison of the performance of two types of refrigerator cars and five kinds of car heaters, January 1946 : a summary of the most outstanding results and observations /
    By: Gerhardt, Fisk. - English, Harley. - United States. Bureau of Plant Industry, Soils, and Agricultural Engineering.
    Publication info: Beltsville, Md. :U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering,1946.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
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  2. Shipping tests with delicious apples from Wenatchee, Wash. to New York and other eastern markets : a study of commodity temperatures and dessert quality in relation to various refrigeration adn heater services, October 25, 1945 to April 17, 1946 /
    By: Gerhardt, Fisk. - United States. Bureau of Plant Industry, Soils, and Agricultural Engineering.
    Publication info: Wenatchee, Wash. :U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering,1946.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
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  3. A supplement to the report on a transportation test with delicious apples under heater service from Wenatchee, Washington to Jersey City, New York City and Philadelphia : a comparison of the performance of two types of refrigerator cars and five kinds of car heaters, January 1946 : a study of the test fruit used in the transportation work, January 1946 /
    By: Gerhardt, Fisk. - United States. Bureau of Plant Industry, Soils, and Agricultural Engineering.
    Publication info: Wenatchee, Wash. :U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering,1946.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    View Book