This classification is made on the plan presented in the "Encyclopedia Britannica," and includes genera and species not included there, especially of North America and particularly the fresh water fish of Pennsylvania and New York states, ca. 1866-1879. Also included are many illustrations of specimens.

These letters are primarily to Sir Charles James Lyall, concerning botanical terminology as it relates to specimens from India. There are also a few letters on miscellaneous subjects from Thiselton-Dyer.

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

Essays on topics in natural history and zoology, including advantages of studying natural history, with corrections by the author.

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

Notebooks written during the voyage of the Beagle, 1831-1836. From eighteen original notebooks at Down House, Kent.

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

Letters dated post-1792 are from Francis Kinlock to "Prevost."

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

These manuscripts are lists and descriptions of plants.

These letters relate to natural history and birds.

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

These letters and papers include eighteen letters, concerning botany, from John Eatton LeConte (1816-1829).

This correspondence, concerning botanical topics, includes lists of plants.

These are the Sloane manuscripts 4036-4069, comprised principally of letters to Sloane from scholars, physicians, naturalists, and collectors in Great Britain, Europe, and America.

These notes, apparently drawn together for lectures, are on general studies, but with a particular emphasis on zoology.

This journal pertains to his travels in the eastern part of the United States.

This volume was copied by Philip Holbrook Nicklin, a Philadelphia author and bookseller, from portions of the "London Quarterly Journal of Science Literature and the Arts" and partly from a translation of the original, to which is prefixed a short conchological introduction, containing descriptions of the Linnean genera, & of those species, from which Lamarck has formed most of his genera.