Scope and Contents These petitions and resolutions are close pieces, possibly written by the person proposing the action, as a note for the secretary when copying his minutes. Most of them are transcribed into the Minutes of the Academy but oftentimes changed in wording or intent. The petitions number only four and were made mostly to the legislature of Pennsylvania, or to some branch of the Federal Government, their inclusive dates being 1837-1876. The resolutions have been arranged in two groups, first those...

Scope and Contents Ornithologist and explorer. The papers in this collection all refer to his experiences when accompanying Captain Wyeth across the Rocky Mountains. Captain Wyeth undertook the journey for the Columbia River Fishing and Trading Company to establish trading posts beyond the Rockies. Townsend's trip, in the company of Thomas Nuttall was extended to the Sandwich Islands. He returned to the Columbia River, collecting birds there, returning to the Islands, and eventually back to Philadelphia by way...

Scope and Contents From the Collection: The collection consists of 704 letters addressed to Haldeman, Constantine Rafinesque and Thomas Say, with a letterbook of 22 letters written by Haldeman. In subject, the letters refer to paleontology, conchology, entomology, ichthyology, to Indian relics and to spelling reform. A letter from Leidy is illustrated and several of those written by Haldeman bear pencil sketches. In his letterbook is information about a proposed U. S. Naval Expedition to South America with J. G. Strain, and...