Harry Bisby started work with the radar team as a vacation student in April 1940 when it was based at Dundee.  In July he joined the establishment at Worth Matravers as a Junior Scientific Officer.  He worked on Chain Home Low (CHL) and Ground Control of Interception (GCI) at Worth.

In early September 1940 he was asked to go to Egypt to help with the GCI equipment used to support the campaign in the western desert.  For this posting he was given an RAF uniform with the rank of Flying Officer.

After the war he joined the atomic energy research group and in autumn 1949 he moved to the Atomic Energy Research Establishment at Harwell.

Bill Penley, Jan 2011