By School Mathematics Project
By Chalmers, Damian
By Cairns, Trevor
By Loveday, Robert
By Barry Supple
By Christian, R. F.
By J C Maxwell
By Durrant, Geoffrey
By Cooper, J. P.
By Moore, P. G., P. G. Moore
By Webster, John
By Maguire, G. Andrew
By Humboldt, Wilhelm von
By Parsonson, S. L.
By A. E. Housman, John Carter