April 6, 1921: Andrew Welsh Imbrie is born in New York, New York, USA, son of Andrew C. Imbrie and Dorothy West.
January 31, 1953: Andrew Welsh Imbrie (31) marries Barbara Cushing, a junior high school teacher, the daughter of a music professor at the University of California, Berkeley.
December 9, 1959: Legend, a symphonic poem by Andrew Imbrie (38) is performed for the first time, in San Francisco.
December 1, 1964: Three Against Christmas, a comic opera by Andrew Imbrie (43) to words of Wincor, is performed for the first time, in Berkeley, California.
August 11, 1968: Chamber Symphony by Andrew Imbrie (47) is performed for the first time, at Dartmouth College, Hanover, New Hampshire.
November 6, 1976: Angle of Repose, an opera by Andrew Imbrie (55) to words of Hall after Stegner, is performed for the first time, in San Francisco.
January 24, 1985: Requiem for solo voices, chorus, and orchestra by Andrew Imbrie (63) to words of the Latin requiem, Blake, Herbert, and Donne, is performed for the first time, in San Francisco.
April 21, 1993: Piano Concerto no.3 by Andrew Imbrie (72) is performed for the first time, in Alice Tully Hall, New York.
November 4, 1994: Adam, a cantata for mixed chorus with soprano solo and small orchestra by Andrew Imbrie (73), is performed for the first time, at the New England Conservatory of Music, Boston.
December 5, 2007: Andrew Welsh Imbrie dies at his home in Berkeley, California, USA, aged 86 years, seven months, and 29 days.