000			00337pam a2200157a 44500
003			OSt
040			_cIIT Kanpur
041			_aeng
082			_a510.8 _bC85d
100			_aCrank, J.
245	1		_aDIFFERENTIAL ANALYSER
260			_aLondon _bLongmans, Green _c1947
300			_a137p.
650			_aCalculating Machines
942			_cBK
999			_c425503 _d425503