Letter to William Osler from Robert Fletcher, Surgeon General's Office, U.S. Army Medical Museum and Library, Washington, D.C., USA. Fletcher writes of the work of Nicolaus Praepositus of 1471, generally regarded as the earliest dated medical book. Letter found in fly leaf of Osler's copy of "Antidotarium," 1471. Includes manuscript notes.

Osler's notes written in his copy of "London's Dreadful Visitation..."

"Notes in books." Notes written in fly leaf of "Bibliotheca Britannica."

Letter to William Osler from Walter Morley Fletcher, 71, Bedford Gardens, London, England. Fletcher reports that he had the Bibliomania 1st Edition printed at Warrington. Letter found in fly leaf of Osler's copy of "The Bibliomania, An Epistle..." Additional notes by Osler found in same volume dated January 16, 1916.

Notes by H.A. McCallum and Osler on various "Doctors in Fiction."

Osler's notes concerning "A Journal of the Plague Year" and Daniel Defoe. Includes manuscript notes.

Letter to William Osler from H.F.B. Brett Smith, 7, Moreton Road, Corpus Christi College, Oxford, Oxfordshire, England. "Notes from books." Brett-Smith sends a photograph of the Harington copper plate of Queen Elizabeth. Letter and Osler's notes inserted on fly leaf of "The Metamorphosis of Ajax," by John Harington.

Letter to William Osler from H. M. Barlow, Royal College of Physicians, Pall Mall East, London, England. Barlow writes of books by Boorde and a 1547 edition of the Breviary held in the College Library.

Letter to William Osler from H.M. Barlow, Royal College of Physicians, Pall Mall East, London, England. Barlow responds to Osler's inquiry into the various editions of the Breviary held in the College Library.

Letter to William Osler from R.L. Poole, Keeper of Archives, Museum House, Oxford, Oxfordshire, England. Poole responds to Osler's inquiry into Andrew Boorde and censorship in the sixteenth century.