found: NUCMC data from the Library of Congress Mss. Div. for His Collection, 1862-1892(Pleasonton, Alfred, 1824-1897; army officer)
found: WWW Amer., Hist. vol. 1607-1896:p. 415 (Pleasanton, Alfred, army officer, b. Washington, D.C., June 7, 1824, d. Feb. 17, 1897)
found: Who Was Who in America, Historical volume 1607-1896, rev. ed. 1967 :p. 486 (Pleasonton, Alfred, army officer)
found: Register of graduates and former cadets of the United States Military Academy, West Point, New York, 2005:p. 4-28 (Alfred Pleasonton, Class of 1844, Cullum no. 1212, died February 17, 1897, age 73)
found: Official register of the officers and cadets of the U.S. Military Academy, West Point, New York, June 1841:p. 15 (Alfred Pleasonton, date of admission: Sept. 1, 1840, age at date of admission: 16 years 8 months)
found: Find a Grave website, April 8, 2022(Gen Alfred Pleasanton, born 7 July 1824, died 16 February 1897)
