Letter to Peyton T. B. Beale from William Osler, 13, Norham Gardens, Oxford, England. In one of his last letters, written from bed, Osler inquires after a 1902 edition of "Religio Medici" that Beale's father published anonymously.

Letter to Geoffrey Keynes from William Osler, 13, Norham Gardens, Oxford, England. Booklet of letters from Osler to Keynes covering the years 1914-1919. Copies made in May 1920.

Letter to Frederic Johnson from William Osler, 13, Norham Gardens, Oxford, England. Osler offers Johnson instruction on how he would like the collation of the "Religio Medici" manuscripts done.

Letter from William Osler, The Johns Hopkins Hospital, Baltimore, Maryland, USA, to Charles Perry Fisher. Osler picked up a copy of "Editio Princeps" by Galen at Sotheby's. He will donate it to the Library of the College of Physicians of Philadelphia.

Letter from William Osler, Oxford, Oxfordshire, England, to Charles Perry Fisher. Osler has acquired a copy of Sydenham's "Observationes Medicae," 1676 and would like to donate it to the Library of the College of Physicians of Philadelphia if they do not already have one.

Letter from William Osler, 13, Norham Gardens, Oxford, Oxfordshire, England, to Charles Perry Fisher. Osler extends his sympathy to Fisher, who suffers from the loss of a family member. He asks Fisher to keep an eye out for the 1846 issue of the Boston Medical and Surgical Journal. He provides a list of duplicates from which Fisher can pick what he would like for the Library of the College of Physicians of Philadelphia.

Letter from William Osler, on the letterhead of the Regius Professor of Medicine, Oxford, Oxfordshire, England, to Charles Perry Fisher. Osler sends a cheque for $5. He wishes he could see the new library in Philadelphia. He would like to acquire a copy of Stockton Hough's Incunabula.

Letter from William Osler, on the letterhead of the Regius Professor of Medicine, Oxford, Oxfordshire, England, to Charles Perry Fisher. Osler would like to donate to the Library of the College of Physicians of Philadelphia his duplicate copy of Lelut's "L'Amulette de Pascal," 1840.

Letter from William Osler, on the letterhead of the Regius Professor of Medicine, Oxford, Oxfordshire, England, to Charles Perry Fisher. Osler would like to donate to the Library of the College of Physicians of Philadelphia his duplicate copy of Dodonaeus's "Medicinalium Observationum...," 1521.

Letter from William Osler, 13, Norham Gardens, Oxford, Oxfordshire, England, to Charles Perry Fisher. Osler asks Fisher if the Library of the College of Physicians of Philadelphia has a copy of "Bills of Mortality" and pictures of the Siamese twins.