Laird LC-DW Super SolutionLaird Super Solution airplane model. This spiffy little biplane won the 1931 Bendix Race, piloted by James Doolittle and with an average speed of 217 mph. The next year, a retractable landing gear was added, but it failed during its test flight and Doolittle had to make a wheels up landing. The resulting damage caused it to cancel its entry in the Bendix race. Mahogany Wood. Scale: 1 20. Wingspan 12 3 4 inches. Length 10 1 4 inches.