CAM-30S4%u2014%u2014December 1, 1928%u2014%u2014Evansville to Nashville, TN.Interstate Airlines, Inc.%u2014%u2014Earl Ward, pilot%u2014%u201466 pounds flown.Signed by the pilot. Addressee, Edgar C. Cantrell was an air-mail cover dealer in San Antonio, Texas in the 1920s and %u201830s.