By Brehaut, Roger N.
By Dale, John E.
By Etherington, J.R.
By Birch, Martin C., Haynes, H.F.
By Rosenberg, Martin E.
By Tribe, Michael A., Whittaker, Peter
By Samways, Michael J.
By Opik, Helgi
By Fry, P.J., Schools Council, Bainbridge, Brian W., Holt, G., Schools Council Educational Use of Living Organisms Project
By Morris, Arthur S.
By Bradshaw, Michael
By Ginger, John
By Williams, David J.
By Page, Lou Williams, "George", Wilde, Irma
By Richards, Elaine
By Peace, Nigel
By SADLER, John, Taylor, Mike
By Jolivet, Denise, Kitteringham, Jeanette
By Taylor, R. J.
By Powell, John
By Charles Leslie Wayper
By Mays, Pamela
By Clark, Margaret M.
By Duncan, Aileen, Dunn, WILLIAM
By Burgess, Lynne
By Shakespeare, WILLIAM, Davis, Michael
By Hares, Rod, Elliott, G.
By Duncan, Aileen
By Rolfe, John