Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Martin Model 167 was a US-designed light bomber that first flew in 1939. It saw action in World War II with France and the United Kingdom, where it was called the Maryland.In response to a US Army Air Corps light bomber requirement issued in 1938, the Glenn L. Martin Company produced their Model 167 which was given the official designation XA-22. Martin's design was a twin-engine fully-metallic monoplane, capable of around 310 mph (447 km/h) and carrying a crew of three.

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