By McNab, Rosi, Crossland, Mr David
By Powell, Jillian
By I. Graham
By Llewellyn, Claire
By Dahl, Roald
By Hunt, Rod, Brychta, Alex
By Evans Brothers Limited
By Peter Smith
By Greer, Alex
By Bond, J. M., J. M. Bond
By Peter Young, John Rose, Gwen Fulton Dugan, Gordon Melville
By School Mathematics Project
By Scoffham, Stephen, etc., Bridge, Colin, Jewson, Terry
By Holt, Michael
By Griffiths, A.L.
By Broadbent, Paul
By Kirkby, Dave
By Newton, Derek, Smith, David
By Young, Peter, Rose, John, Peter Young, Martin, Sue
By McConkey, A., Maltman, T.
By ....., ....., Philip's Maps
By Wood, Jeffrey
By Jennings, Terry
By Scoffham, Stephen, etc.
By Cook, Helen, Styles, Morag
By Munton, Gill, Parker-Rees, Guy