The Avro 510 was a two-seat racing seaplane designed by Avro to compete in the 1914 Circuit of Britain Race. It was a conventional two-bay biplane of greatly uneven span, equipped with two large centr

The Admiralty was a department of the Kingdom of Great Britain and from 1801 of the Government of the United Kingdom that was responsible for the command of the Royal Navy. Historically, its titular h