Mackenzie, Kenneth James Joseph, 1867-1924. Cattle and the future of beef-production in England. By K. J. J. Mackenzie ... with a preface and chapter by F. H. A. Marshall ... - Cambridge, University press, 1919. - x p., 1 l., 168 p. LCCN: agr20000243 Subjects--Topical Terms: Livestock--Great Britain.Cattle--England. LC Class. No.: SF196.G7 / M3