From the Mississippi Department of Archives and History Governor Alcorn Collection. Letter from L. M. Hall, chief of the Mississippi Secret Service, to Mississippi Governor James L. Alcorn, giving updates about Abe Hucabee, the Mitchell murder case, submission of a pay warrant for the governor's signature, and also noting that Dr. Emanuel had furnished the Secret Service agency with 5 half-price fare passes.

From the Mississippi Department of Archives and History Governor Alcorn Collection. Letter from L. M. Hall, chief of the Mississippi Secret Service, to Mississippi Governor James L. Alcorn, describing the account of the assassination of former Confederate general W. F. Brantley on November 2, 1870, and what actions will be taken to locate his killers. Hall also asks for Alcorn's advice about securing a detail of United States Army soldiers to assist in the search.