This picture was taken during an interval at the Golden Anniversary Conference. It shows the Engineering team, minus the late Freddie Williams, but plus Laurie Allard, who worked for GEC, who provided the specially made CRT tubes for the Manchester Mark 1.
Back Row, Left to Right:
G.E. ("Tommy") Thomas,
D.B.G. (Dai) Edwards and
Front Row, Left to Right: G.C. (Geoff) Tootill, Tom Kilburn and A.A. (Alec) Robinson