Your search John Brent Tarlton, Jr., Petitioner-appellant, v. J. J. Clark, Warden, U.S. Penitentiary, and the U.S. Boardof Parole, Respondents-appellees.no. 30584 Summary Calendar.**(1) Rule 18, 5th Cir. See Isbell Enterprises, Inc. v. Citizens Casualty Co. of New York et al., 5th Cir. 1970, 431f.2d 409, Part I did not match any document.