 In the late 1930s work began on a long-range bomber, the Avro Manchester, followed by the Avro Lancaster (Avro 683) of which 7,300 were built.In 1939, production of Avro aircraft was moved to a new factory at Greengate in south Chadderton, today owned by BAE Systems.In 1941, he designed a long-range transport, the Avro York and larger variants of the Lancaster, the Avro Lincoln and the Avro Lancastrian.