this was later provided by the National Research Development Corporation (NRDC), who had seen the potential posed by such a craft.

In order to test the theories and overall concept, it was decided that a full-scale craft would be constructed, designated as the SR.N1. On 11 June 1959, it performed its first flight in front of the public. The SR.N1 participated in the test programme for four years prior to its retirement, by which point it had served its purpose in successfully