Memors of Ralph Walker Cooper JrR. Cooper, Gay Nightingale, Marion Stephens · First published 2017Open the Tome
Poisonous plants and fungi in BritainMarion R. Cooper, Marian R. Cooper, Anthony W. Johnson · First published 1998Open the Tome
Poisonous plants & fungiMarion R. Cooper, Marian R. Cooper, Anthony W. Johnson · First published 1988Open the Tome
Poisonous plants in Britain and their effects on animals and manMarion R. Cooper · First published 1984Open the Tome
