By Nigel Watson
By Peter Reese
By S. Newman (Lecturer in Helicopter Engineering, Department of Aeronautics & Astronautics, Southampton University)
By Horatio Clare
By Colin G. Maggs
By Oliver Ed Green
By John Butman
By F.G. Cockman
By J.B. Snell
By Tim Demuth
By Michael H C Baker
By STEPHEN MORRIS
By Paul Atterbury, Ian Burgum
By Kevin McCormack
By Julian Holland
By David Harries
By William H. Miller, Jr.
By Roland Fiddy
By Raymond Chevallier, A.L.F. Rivet (University of Keele), N.H. Field
By Alan Millar
By Dee Brown
By Charles Hemming
By Ogley, Bob
By Giles Chapman, Lawrence Ulrich, Jodie Kidd
By David Perman
By John Wall