Horwood, A.R  The outdoor botanist. A simple manual for the study of british plants in the field. Illustrated with twenty plates, two maps, and four figures in the text
Forfattar:  Horwood, A.R

T. Fisher Unwin Ltd., London 1920. 8vo. 284 s. Originalbind. Nokre mindre teikn til bruk, elles fin. Eigarstempel overstreka. 1920.