000			00314nam a22001337a 4500
999			_c14665 _d14665
020			_a719520150
082			_a530
100			_aDUNCAN,Tom
245			_aExploring physics:Book Four
260			_aLondon _bJohn Murray _c1970
300			_avii,191pg _bill,picture,graphy,index,19cm
650			_aphysics
942			_cBK