Cleveland Abbe, 77, meteorologist who initiated daily weather reports in Cincinnati in September 1869, 28 October 1916.

Charles C. Abbott, 76, naturalist who demonstrated that human beings had lived in the Delaware River Valley during the glacial era, 27 July 1919.

Andrew T. Apple, 59, astronomer, mathematician, and professor at Franklin and Marshall College who wrote academic and popular articles on the sciences, 15 February 1918.

George F. Atkinson, 64, botanist who studied mushrooms, fungi, and ferns, 14 November 1918.

William W. Bailey, 70, botanist and author of Botanical Collector's Handbook (1881), 20 February 1914.

John Sellers Bancroft, 75, mechanical engineer who made improvements to the monotype machine and held about one hundred patents for various electrical and mechanical inventions, 29 January 1919.

Adolph F. Bandelier, 73, archaeologist of various sites in New Mexico, Arizona, Mexico, and Central America who wrote The Delight Makers (1890), a novel about Pueblo Indian life, 19 March 1914.

Joseph Barrell, 49, professor of structural geology at Yale University from 1908 until his death, 4 May 1919. Lindon Bates Jr., 31, engineer...