Prinz, Dietrch G
Linear Programming "Arrives" by Dr. Prinz, D.G. and Berners-Lee, C.M. 1957.
The Design of the Ferranti Pegasus Computer (Parts 1& 2) By Braunholtz, T.G.H. and Emery, G. M.A. and The Magnetic Tape Store for Pegasus by Braunhlotz, T.G.H. and Hogg, D. 1957.
Ferranti Limited Computer Department. Conference on Linear Programming. 1954.