Collection Overview Collection summary derived from "Guidebook to Manuscripts", 1969: An interesting item in this collection is a letter dated May 18, 1821, signed by J. C. Calhoun, appointing Nathaniel Philbrook sub-agent to the Osages on the Arkansas to serve under Governor Miller. His compensation was to be $500.00 per annum. A letter written in 1844 to Creek Agent, Captain Dawson, mentions a William Baxter who had formerly been in Josiah Gregg's employ. He relates that Francis and John (Spangaras?) found...