memoir

1 :  an official note or report :  memorandum

2a :  a narrative composed from personal experience every memoir reminds us of the faraway and long ago, of loss and change, of persons and places beyond recall — Abigail McCarthyb :  autobiography —usually used in plural His memoirs recall his student days at Harvard.c :  biography his memoir of his longtime friend

3a :  an account of something noteworthy :  report the work described and discussed in this memoir represent a first-class investigation — J. A. Steersb memoirs plural :  the record of the proceedings of a learned society