The prototype, G-ABUR, powered
by a Cirrus Hermes IV, was built at Yate by George Parnall
and Company and flown round Britain by E. W. Percival in the
King's Cup Race of July 8-9, 1932, at an average speed of
In the following year,
re-engined with a Napier javelin III, it had a top speed
superior to many contemporary fighters, becoming well known
at civil aerodromes until written off in Northern Rhodesia
during Man Mohan Singh's 1935 Cape record attempt.
By virtue of its four cylinder
Hermes IV, the prototype became the Percival Gull Four P.1.
Mk. I, while production aircraft with improved windscreens
and cabin glazing became known as the Gull Four P.1.A Mk.
Private owners, such as Sir
Phillip Sassoon and W. Lindsay Everard, favoured the
Percival Gull Four P.1.B Mk. IIa equipped with a Napier
Javelin engine, like their respective G-ACGR and 'AL
'Leicestershire Fox' 182.
A Gipsy Major powered P.1.C
Gull Four Mk. IIb as well as a Blackburn Cirrus major
powered P.1.E Gull Four Mk. III were developed later.
Contemporary publicity listing some of the Percival Gull