Letter to William Osler from Abraham Jacobi. Jacobi writes of the loss of his house and several valuable books. He believes that the Lenox [sic] Hill Hospital will soon be swallowed up by Columbia University.

Letter to William Osler from Evelyn Heaton Smith, Fairholme, Beaumont Road, Windsor, England. "Notes from books." Smith responds to Osler's inquiry into the Wren drawings. Letter found in "Micrographia, " by R. Hooke.

Letter to William Osler from Olga Racster. Racster has acquired the post-mortem report of Dr. Barry. She provides a brief biographical sketch of Barry, who was likely the first female doctor in history. Racster urges Osler to consider writing down the stories he heard from Dr. Campbell concerning Barry.

She reports on the health of Marian Francis's son, Grant.

Letter to William Osler from Edward Revere Osler. Revere describes the scene at the front, his observation post, and his fellow officers. He asks his father not send any more books, as he has no time to read and can only carry with him the bare necessities.

Letter to William Osler from Edward Revere Osler, R.A. Mess, Newcastle-upon-Tyne, England. Revere discusses rare books. He asks for Osler's opinion on which books to purchase.

Letter to William Osler from D. Appleton & Company, 29-35, West 32nd Street, New York, New York, USA. Arrangements for the Spanish Edition of Osler's "Principles and Practice of Medicine."

Letter to William Osler from Ellen Osler, 83, Wellesley Street, Toronto, Ontario, Canada. She relates news of family and friends. Additional note by William Francis. Includes manuscript notes.

Letter to William Osler from Edward Livingston Trudeau, Saranac Lake, New York, USA. Trudeau compliments Osler on his recent article in the American [possibly referring to article on Progress of Medicine]. Additional notes by Malloch.