By Collins GCSE
By Quinn, Emily
By Simmons, I.G.
By Sullivan, F.M.
By Robinson, Maureen A., Wiggins, Judith F.
By Pawsey, Rosa K.
By Smallman, Clare
By Jenkins, Morton
By Natural History Museum
By Phil, Gates
By Peter, Hayward
By Gerald, Legg
By Steve, Parker
By Matthews, Rupert
By Parker, Philip, Harland, J.
By Julie, Silk
By Valerie, Greeley
By Michael, Shackleton
By Sylvia, Branzei
By Roberts, M. B. V., M. B. V. Roberts
By Rowland, Martin
By Luxton, David
By Roberts, M. B. V., Ingram, N.R., M. B. V. Roberts, N.R. Ingram
By Roberts, M. B. V.
By Solomon, Joan, Horsfall, Peter, Reiss, Michael J., O'Brien, Pat, Robinson, Richard, Hughes, Ruth, Joan Solomon, Peter Horsfall, Michael J. Reiss, Pat O'Brien, Richard Robinson, Ruth Hughes
By Roberts, M. B. V., Harper, Geoffrey, King, Tim, M. B. V. Roberts, Geoffrey Harper, Tim King
By Brightman, J., Parker, S., Roberts, M. B. V., J. Brightman, S. Parker, M. B. V. Roberts
By Roberts, M B V, M.B.V. Roberts