00278nam a2200109Ia 4500082002500000100004900025245004700074260002300121300001400144500000500158700000500163  a331.7630942bN277.AM  aNational Economic Development Office, London  aAgricultural manpower in England & Walesb  aLondonbHMSOc1972  avi, 126p.  a  a