Agricultural improvement : medieval and modern / edited by Walter Minchinton. - Exeter : University of Exeter, 1981. - vii, 137 p. : ill. ; 21 cm. - Exeter papers in economic history ; no. 14 . ISBN: 0859891429 Subjects--Topical Terms: Agriculture--History.--EnglandAgricultural innovations--History.--England LC Class. No.: S455 / .A59 1981 Dewey Class. No.: 630/.942�19