HAWKER HORSLEY - Two-seat bomber and, later, torpedo-bomber, originally to Specification 26/23, first flown spring 1925. Ten Mk I and 102 Mk II for RAF with 665 hp Rolls-Royce Condor IIIA engines, delivered 1926 to 1931. Six Mk Us to Greek Naval Air Service at Tatoi in December 1929, still in service 1940 but probably saw no action.