S. L. Dixon
D. E. Winterbone
James A. Sullivan
Nancy A. Brunzel MS CLS(NCA)
Charles S. Hedges
H. G. Conway
Dudley A. Pease
K. Muralidhar
Bart Merci
Harry L. Stewart
Ian C. Turner
Fluid Power Symposium University of Surrey 1971.
Eaton
George Emanuel
R. P. Chhabra
E. Shashi Menon
Norman Bruton Webber
Maurizio Cumo
Unknown Author