Watson, James A S Agricutlure : the science and practice of British farming./ James A S Watson; James A More - 9th. ed.revised and enlarged - London : Oliver and Boyd, 1949 - xii, 943 p. : ill. ; 23 cm Subjects--Topical Terms: Agriculture--Great Britain.Agriculture--Great Britain--20th century. Dewey Class. No.: 630.941 / WAA 1949