The British Aircraft (BA) Swallow originated in Germany in 1927 as the Klemm L.25, a tandem two-seat, low-wing, all-wood monoplane. Klemm first exported to Britain in March 1929 and started a small “flood.” Over the next four years, 27 examples followed with Salmson radial engines. The large 42-foot 8 1⁄2-inch wingspan dictated that the
