Leonard Porter Ayres

Ayres in Paris, February 1919 Leonard Porter Ayres (September 15, 1879 – October 29, 1946) was an American statistician. He played a central role in developing and analyzing large-scale statistical projects, especially for the Russell Sage Foundation. His best-known work dealt with comprehensive statistical studies of American casualties in the first and second world wars. Provided by Wikipedia
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  1. 1
    New York : Survey Associates, 1913, c1909.
    xv, 236 p. : 35 diagrams. ; 24 cm.
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  2. 2
    New York, Charities publication committee, 1909.
    xv, 236 p. incl. tables. diagrs. 24 cm.
    Also available in digital form on the Internet Archive Web site.
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  3. 3
    New York, Department of Education, Russell Sage Foundation, c1920.
    70 p. front., tables. 19 cm.
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  4. 4
    Cleveland, Ohio : Survey Committee of the Cleveland Foundation, 1915
    59 pages, [8] leaves of plates : illustrations.
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  5. 5
    New York, Charities Publication Committee, 1908.
    x, 278 p. illus. 24 cm.
    Also available in digital form on the Internet Archive Web site.
    Other Authors: “...Ayres, Leonard Porter, 1879-1946...”
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  6. 6
    New York, Survey associates, inc., 1913.
    xx, 224 p. incl. front. illus. forms, tables, plates, 24 cm.
    Also available in digital form on the Internet Archive Web site.
    Other Authors: “...Ayres, Leonard Porter, 1879-1946...”
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