Commonplace book reproduced from the original in the possession of Mrs. John Robinson, Cranford, N.J., 1975.

This diary records the weather and appearances of birds, flowers, and insects.

Correspondence to and from John Bartram and his son, William Bartram.

This correspondence is chiefly to William Bartram concerning personal matters and birds.

Correspondence to and from John Bartram and his son, William Bartram.

These are daily observations of temperature, humidity, wind, and precipitation kept by Bartram in Philadelphia. He also notes such occurrences as "River [Schuylkill] froze over" (February 7, 1790).

A small collection of materials relating to naturalist Francis Harper (1886-1972), compiled by zoologist Ralph S. Palmer (1914-2003), in preparation for a biography. Includes correspondence, notes, photographs, reprints, and a rough draft of the biography. The biography was never published.

This material relates to Alexander B. Grosart's biography of Wilson. There are notes and copies of letters and documents, including a copy of Wilson's will. There is one poem by Wilson, "The Last Wish," and an 1806 letter to William Bartram.

This collection includes newspaper clippings, postal cards, typed copies of letters, photographs of portraits, reprints of articles, materials from the John Bartram Association (which preserves the Bartram house and garden in Philadelphia), typed notes from Bartram's letters and journals, and typed copies of letters in re Bartram. There is also a genealogy prepared by West, and a biography of George Washington Bartram by John Hines Pitman (typescript).

This collection is principally letters to Collinson about seeds, plants, and gardens from seed cultivators and owners of country estates, including Cadwallader Colden, John Hanbury, Lord and Lady Petre, the Duke of Norfolk, the Duke of Richmond, Sir Hans Sloane, and Daniel Solander. There are also several letters of John Bartram to William Bartram and Philip Miller.