A partial diary of this trip, 1891-92 is preserved, some letters and other papers and documents regarding his official duties at the Academy. Writings and personalia complete the collection.

List of signers: Binder, Jacob, n. do; Bryant, Henry G. 1893; Hart, Gavin W.; Heilprin, Angelo (9) 1892-94; Morris, Charles, n.d.; Nolan, E. J. (2) 1892.

This collection contains materials primarily related to Academy of Natural Sciences sponsored expeditions Benjamin Sharp was a part of to collect specimens and study the natural world in the West Indies in 1888, to Greenland in 1891 along with Robert Peary, and to Hawai’i in 1893.

The collection includes letters, reports, both administrative and scientific, lists of specimens taken and observed, photographs of the staff, equipment and area traversed. Original outline map of expedition routes drawn by R. E. Peary. Much information about the part played by the Academy of Natural Sciences, is preserved in its Publicity Scrapbooks. Peary flag, previously on display in the Museum, has been added to this collection.