The Burnelli UB-14B NR15320, owned by Sir Hugo Cunliffe-Owen, was flown from the USA to England in October 1937 and is seen here at Eastleigh shortly afterward.

This air-to-air photograph taken over the OA-1's birthplace bears a personal inscription to Mr Smith - “To Lofty with best wishes - Clyde Pangborn”.

Running the two Perseus engines at Eastleigh in the winter of 1938.

The OA-1 undergoing undercarriage retraction tests at Eastleigh, probably when problems arose with the differential braking system, revealed during taxying trials.

The OA-1 undergoing undercarriage retraction tests at Eastleigh, probably when problems arose with the differential braking system, revealed during taxying trials.

A close-up view of the centre section

Working on the fin and rudder assemblies of the OA-1 at Eastleigh.

The completed OA-1 during engine runs at Eastleigh in the winter of 1938.

Another air-to-air study of G-AFMB flying in the vicinity of Southampton.
The OA-1 was the sole example built by Cunliffe-Owen Aircraft. In 1941 the aircraft was impressed into RAF service and in June was delivered by Jim Mollison to the Free French Air Force. It was eventually burned on VJ night at El Kabrit on a celebration bonfire.