Built at ChesterL7788 left the factory on the 24th of April, 1940 and was delivered on April 28th 1940 to 9 Sqn RAF. Transferred to 311 Sqn RAF in September 1940, L7788 was lost on September 24th, 1940 while on a mission to Berlin, when it was forced to make an emergency landing. After the aircraft received German markings, it was flown to the Luftwaffe’s Rechlin test facility.
L7788's subsequent fate is unknown.
- The Luftwaffe insignia is already in place, but the aircraft has not yet received the traditional yellow underside paint used by the Luftwaffe’s Rechlin test facility.
- Robertson, Bruce. British Military Aircraft Serials 1912-1966. Ian Allen Ltd. 1967 Page 112
- Rijnhout, Bart M. 'Het Mysterie van de L7788'. De Walburg Pers, Zutphen, 1979. ISBN 90-6011-185-0.
- Rijnhout, Bart M. and Rennison, John P. 'The Sky is our Ocean'. Wyt Uitgevers, Rotterdam, 1980. ISBN 90-6007-141-7. p.22.
- Rijnhout, Bart M. 'Het Mysterie van de L7788'. De Walburg Pers, Zutphen, 1979. ISBN 90-6011-185-0. pp.133-149.