000			003650000a22001210004500
999			_c138602 _d138602
008			151215t1978 xxu||||| |||| 00| 0 eng d
041			_aeng
080			_a63.001 _bI6
942			_cBK
110			_aInstitution of Engineers _92726
245			_aSurvey of research and investigations in agricultural engineering - 78
260			_aBarton _bInstitution of Engineers _c1978