M.F.J. Hawker Horticultural machinery. Ed 3 - 3rd Ed - London Longman 1985 - 179p M.F.J. Hawker & J.F. Keenlyside: Horticultural machinery. Ed 3. (3rd Ed) London. Longman, 1985. 0-582-40807-5--(635.028HAW) ENGLISH ISBN: 0-582-40807-5 Dewey Class. No.: 635.028 / HAW