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  • Education, Libraries
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    In the attic of the Roosevelt Library are these files of Roosevelt's documents and papers. They are part of the National Archives. Waiting to be classified by a staff of ten librarians are 400 tons of manuscripts. There are also 15,000 books,...
  • Nations Business Photograph Collection
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  • Guide to the Manuscripts in the Eleutherian Mills [Hagley] Library : The P.S. du Pont Office Collection
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    A guide to primary material at the Hagley Museum and Library. For access to the contents of this collection contact Hagley at research@hagley.org or 302-654-2800.
  • Hagley Collection Guides and Finding Aids
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  • Guide to the Manuscripts in the Eleutherian Mills [Hagley] Library : The Henry Francis du Pont Collection
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    A guide to primary material at the Hagley Museum and Library. For access to the contents of this collection contact Hagley at research@hagley.org or 302-654-2800.
  • Hagley Collection Guides and Finding Aids
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  • Ernest Dichter Papers, Photographs, collection guide
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    A guide to primary material at the Hagley Museum and Library. For access to the contents of this collection contact Hagley at research@hagley.org or 302-654-2800.
  • Hagley Collection Guides and Finding Aids
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  • Ernest Dichter Papers, Research Reports, collection guide
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    A guide to primary material at the Hagley Museum and Library. For access to the contents of this collection contact Hagley at research@hagley.org or 302-654-2800.
  • Hagley Collection Guides and Finding Aids
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  • William du Pont Family Papers, collection guide
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    A guide to primary material at the Hagley Museum and Library. For access to the contents of this collection contact Hagley at research@hagley.org or 302-654-2800.
  • Hagley Collection Guides and Finding Aids
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  • Guide to the Scholarly Resources microfilm edition of Papers of the Association Against the Prohibition Amendment and the Women's Organization for National Prohibition Reform
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    A guide to primary material at the Hagley Museum and Library. For access to the contents of this collection contact Hagley at research@hagley.org or 302-654-2800.
  • Hagley Collection Guides and Finding Aids
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  • Guide to the Scholarly Resources microfilm edition of Papers of the Association Against the Prohibition Amendment and the Women's Organization for National Prohibition Reform
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    The papers filmed represent a selection from Pierre S. du Pont's AAPA File 1023 of forty-five boxes, of which twenty-nine comprise the AAPA itself and sixteen the WONPR, photographed in the order in which they were inventoried by the staff of...
  • Trade Catalogs and Pamphlets
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  • World Flight Commander Becomes Race Driver - Exclusive Pictures
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    Air pilots;
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    Text from back of image: 'Captain Lowell Smith, commander of the round-the-world flight, has temporarily become an automobile race driver, making his debut at the wheel of a race car at the Culver City, Calif. Speedway on February 17th. He is...
  • Lammot du Pont, Jr. Aeronautical Collection, 1783-1950
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  • Hearty congratulations from Theo Reynolds
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    Births; Correspondence; Drawings;
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  • Litchfield Collection on the History of Fatty Materials
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  • Emulsion Churn
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    Blueprints; Machinery;
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  • Litchfield Collection on the History of Fatty Materials
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  • Emulsion Churn
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    Blueprints; Machinery;
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  • Litchfield Collection on the History of Fatty Materials
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  • Kneading Machine
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    Blueprints; Machinery;
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  • Litchfield Collection on the History of Fatty Materials
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  • Mechanic Rollermachine with automatic Butterpresser
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    Blueprints; Oils & fats; Food processing machinery;
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  • Litchfield Collection on the History of Fatty Materials
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  • Lard boiled with Hydrochloric Acid and 1% of the Substances
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    Charts; Chemistry;
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  • Litchfield Collection on the History of Fatty Materials
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  • Table No. 2
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    Charts; Chemistry;
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    Heading of table: "Hydrolysis of Oils and Fats by means of Hydrochl. Acid Sp. Gr. 1-16. 100 Grms of Oil or Fat and 100 cc of Acid; fresh acid used after each sample had been taken."
  • Litchfield Collection on the History of Fatty Materials
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  • Table No. 1
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    Charts; Chemistry;
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    Heading of table: "Hydrolysis of Oils and Fats by means of Hydrochl. Acid Sp. Gr. 1-16. 100 Grms of Oil or Fat boiled with 100 cc Acid."
  • Litchfield Collection on the History of Fatty Materials
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  • Table No. 3
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    Charts; Chemistry;
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    Heading of table: "Hydrolysis of Oils and Fats by means of Hydrochloric Acid. Sp: Gr 1-16. 100 grms of Oil or Fat containing free fatty acids and 100 cc of acid; fresh acid used after each sample had been taken."
  • Litchfield Collection on the History of Fatty Materials
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  • Monoglycerides, Diglycerides, Triglycerides
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    Chemistry; Charts;
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  • Litchfield Collection on the History of Fatty Materials
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  • Table No. 5
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    Chemistry; Charts;
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    Heading of table: "Lard containing free fatty acids, boiled with Hydrochloric Acird and 1% of the Substances."
  • Litchfield Collection on the History of Fatty Materials

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