1940, McPhee J.G.D.
1940, Nicholson J.R.
1940, Pihl G.T.
1940, Praeger A.H.
1940, Shearer A.
1940, The Mackay Institute of Mill Electrical Engineers
1940, The Mackay Institute of Milling Engineers
1940, Wood A.F.
1940, Bell A.F.
1940, Best S.B.
1940, Broadbridge L.W.
1940, Brown V.J.
1940, Clayton J.L.
1940, Coates W.S.
1939, Bailey E.C.
1939, George R.L.
1939, Hessey R.W.G.
1939, Izatt D.
1939, Jenkins G.H.
1939, Kelly F.H.C...
1939, Kelly F.H.C. and Newman R.G.
1939, Kerr H. W.
1939, Lennie.K.S.
1939, Mason K.E.
1939, Blomfield R.G.
1939, Doolan M.A.
1939, King N.J.
1939, Behne E.R.
1939, Nicholson J.R.
1939, Norman V.W.
1939, Peake.W.B.
1939, Phelan P.J.
1939, Praeger A.H.
1939, Stoward W.H.
1939, The Mackay Institute of Mill Engineers
1939, Von Stieglitz C.R.
1939, Waddell G.E.
1939, Clayton J.L.
1939, Corven J.B.
1939, Cottrell-Dormer W.
1939, Enever T.
1939, Ford R.W
1938, Anderson T.J.
1938, Eigenhuis J.
1938, Fevre S.V.
1938, Ford R.W.
1938, George R.L.
1938, Grimes W.
