This collection consists of series 3 of "Hartley H. T. Jackson Papers, circa 1883-1973". The series contains lantern slides of Harley H. T. Jackson, naturalist and mammalogist colleagues, field trips, and Alaska.
Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu.