The 'Mystery Aeroplane' was built as a two seater first flown 31.1.27. Later converted to a single seater ( CofA issued 13.5.27.) and finally converted for a second time to the state we see above and racing in that configuration from 7 July 1928 onwards.
First State.....
Last edited by OUAQUKGF Ops; 4th Feb 2023 at 15:36.
Reason: Image added