Alphabetical List of National Academicians A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  Comprehensive List - I Ingham, Charles Cromwell: Founder NA 1826 Inman, Henry: Founder NA 1826 Inman, John: Honorary 1828 Inman, John O'Brien: ANA 1865 Inness, George: ANA 1853; NA 1868 Inness, George, Jr.: ANA 1893; NA 1899 Inslee, William: ANA 1827 Ippolito, Angelo: NA 2001 Ipsen, Ernest Ludwig: p. ANA 1913; NA 1924 Irvine, Wilson Henry: p. ANA 1926 Irving, John Beaufain: ANA 1869; NA 1872 Irving, Washington: Honorary 1841 Irwin, Benoni: ANA 1889 Isenburger, Eric: p. ANA 1956; NA 1957 Isham, Samuel: ANA 1900; NA 1906 Ives, Philip: a. ANA 1957