The '''Avro Lancaster''' is a British four-engined heavy [[bomber]] which saw service in [[World War II]]. It was designed by the British aircraft manufacturer A.V. Roe and Company (Avro) and built by Avro and several other companies. | The '''Avro Lancaster''' is a British four-engined heavy [[bomber]] which saw service in [[World War II]]. It was designed by the British aircraft manufacturer A.V. Roe and Company (Avro) and built by Avro and several other companies. |