Abstract: Compiled primarily during his tenure as first director of the Arnold Arboretum, Sargent’s papers include biographical material, correspondence, collection notes, published works, and photographs of Sargent and family. Dating back to 1868, the collection reflects the activities and development of the Arnold Arboretum from the collaboration of Olmsted and Sargent in the landscape design of the Arboretum, to the exploration, identification, cultivation, and introduction of plant material by the...