Philosopher, author, professor of philosophy, Harvard University, 1889-1912. Santayana was born in Spain and reared in Boston. He graduated from Harvard, 1886, and after study in Germany and England, received his Ph.D. from Harvard, 1889. After 1914 he made his home in Europe, first in France and England, and thereafter in Italy. He is known as both a philosopher and a man of letters.

Correspondence of Santayana, including letters of a philosophical nature from Santayana to Henry Ward Abbot, 1886-1933, written from various cities in Europe and relating incidents of Santayana's daily life; letters from Santayana to Mr and Mrs Wendell T. Bush, 1911-1946, written from various cities in Europe and discussing various philosophical subjects and the publication of some of Santayana's works; a letter from Henry W. Longfellow to C.F. Bradford; and 109 letters from Santayana's father, Agustin Ruiz de Santayana (in Spanish). Also, manuscripts, chiefly holograph, of many of Santayana's works; and several books from Santayana's library. Correspondents include his father, Agustin Ruiz de Santayana, G. Buchler, Wendell T. Bush, Daniel Cory, Goldsworthy Lowes Dickinson, Lieutenant Garcia, Hannibal Ingalls Kimball, Andrew J. Onderdonk, Mr. Sachs, and Benjamin P. Schwartz. 2016 addition: Sixty letters from Santayana to his friend, Baron Albert von Westenholz of Hamburg, 1903-1937, as well as some additional letter, manuscripts, photographs and drawings.