Actual weight and balance / Douglas Aircraft Co., Inc. Douglas Aircraft Company. Report #1060, Model 8A-3N (#535), Actual weight & balance, October 17, 1939 Douglas Aircraft Company. Report #1064, Model 8A-3N (#548) actual weight and balance, November 156 1939 Douglas Aircraft Company. Report #1063, Model 8A-3N (#540), Actual weight & balance, Nov. 10, 1939 Douglas Aircraft Company. Report #1049, Actual weight and balance, Model 8A-3N (ship #531), Aug. 21, 1939