By W.Edward Allen
By David Sainsbury
By O.M. Radostits, D.C. Blood, K.E. Leslie, J. Fetrow
By Douglas Powell, William Leiss
By Andrew F. Fraser, Donald M. Broom, Donald F. Broom
By Paul R. Greenough, A. David Weaver, Finlay J. MacCallum
By Andrew W. Speedy
By Allan Fraser, J.T. Stamp
By John Bryn Owen
By Edward Hart