The Theophilus Cocke Letter is a request written to Dr. Brancomb Cabble, the Commissioner of Pensions, for increased pension benefits offered by the Service Pension Bill of 1907. The Letter issues from Carroll County, Virginia, on February 19, 1907 and discusses the provisions of the new pension bill, Theophilus's difficulty with living on his current $12 pension, and his former military service in the Mexican War.