00294nam a2200109Ia 4500082002300000100003800023245004100061260003200102300001500134500000500149700003000154  a338.10942bC444.AR  aChambers, J. D. and Mingay, G. E.  aAgricultural revolution, 1750-1880b  aLondonbB.T. Batsfordc1966  avii, 222p.  a  aMingay, G. E. ; jt. auth.