Letter to Harvey Cushing from Francis R. Packard, 302, South 19th Street, Philadelphia, Pennsylvania, USA. Packard thanks Cushing for returning his letters from Osler and hopes that they were of some use. Osler's Foster review was published in the American Journal of Medical Sciences 1902, but Packard is not sure of the exact issue. He regrets that he does not have any of Osler's letters to his brother, Fred Packard.

Letter to William Osler from Silas Weir Mitchell, 1524, Walnut Street, Philadelphia, Pennsylvania, USA. Mitchell thanks Osler for his address on Locke. He will be in Baltimore and wonders if he may stay the night with the Oslers. Mitchell comments favourably on Flexner and his work in Philadelphia.

Letter to Harvey Cushing from Thomas McCrae, 1627, Spruce Street, Philadelphia, Pennsylvania, USA. McCrae corrects Cushing's information regarding Osler's Ingersoll Lecture on Science and Immortality in 1904.

Letter to William Osler from Silas Weir Mitchell, 1524, Walnut Street, Philadelphia, Pennsylvania, USA. Mention of cases of bites of Heladerma, Gila Monster and one of Frederick's ataxia. He is writing a preface to the 19th edition of Hugh Wynne. Sends him the Red City and the new edition of Pearl. Comments on Alabama Student. Finds the city air and life depressing. Mention of a mistake with in his name in his diploma. Civilities.

Letter to John S. Billings from William Osler, 131, South 15th Street, Philadelphia, Pennsylvania, USA. Osler writes that Billings's manuscript arrived safely.

Letter to John S. Billings from William Osler, 1502, Walnut Street, Philadelphia, Pennsylvania, USA. Osler asks for Billings opinion on the Pneumonia Statistics from the most recent census.

Letter to William Osler from J. William White, 1810, S. Rittenhouse Square, Philadelphia, Pennsylvania, USA. White writes of Osler's favourable endorsement of Flexner for a position at the University of Pennsylvania, an endorsement that carries great weight. Although White believes Flexner a good candidate for the job, the whole matter is under serious discussion.

Letter to William Osler from Silas Weir Mitchell, 1524, Walnut Street, Philadelphia, Pennsylvania, USA. "Notes from Books: Doctor and Patient" by S. Weir Mitchell. Mitchell invites Osler and his family to stay with him in Philadelphia.

Letter to Henry Vining Ogden from William Osler, 131, South 15th Street, Philadelphia, Pennsylvania, USA. Osler saw Cantlie, who is looking well and thriving in Chicago. He relates news of Marian Francis and her children. Osler plans to go to England from March to the end of April, and will miss the Association meeting in New Orleans. Includes manuscript notes.

Letter to Harvey Cushing from Thomas McCrae, 1929, Spruce Street, Philadelphia, Pennsylvania, USA. McCrae informs Cushing that Osler never used the type of stethoscope mentioned in Medical News of 1885, as long as he knew him. He believes Osler must have introduced the instrument in Montreal before going to Philadelphia. He invites Cushing to stay with him during the Surgical Meeting in October.