Letter to William Osler from T.K. Monro, 12 Somerset Place, Glasgow, Scotland. "Bibliotheca Secunda. Charles Morrison, Scots Magazine." Monro delivers a progress report on his research into the later history of Charles Morrison.

Letter to William Osler from Charles R. Gibson, Lynton, Mansewood, by Pollokshaws. "Bibliotheca Secunda. Charles Morrison, Scots Magazine." Gibson sends a copy of his article on Charles Morrison's invention. He explains how he came to be interested in Morrison and wishes Osler luck with his own research.

"Notes from books." Notes found in "Cursory Remarks on Corpulence or Obesity...," signed by A.M. Broadley. Includes manuscript notes.

"Notes in books." Osler's notes on fly leaf of "A Short Narrative of an Extraordinary Delivery of Rabbets [sic], Performed by Mr. John Howard, Surgeon at Guilford."

"Notes from books." Osler's notes found in "Boorde (Andrewe) 1489?-1549?" Includes manuscript notes.

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.

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 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.

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

Cushing's handwritten manuscript notes.