00458nam a22001217a 450000500170000000800410001705000120005810000200007024501470009026000630023730000220030070000140032220260414133907.0260401b        |||||||| |||| 00| 0 eng d  aQD40.S2  aWaddington, D.J  a: Locally produced Low Cost Equipment for teaching of chemistry/b(A monograph based on the work of the Edutronics Group, University of Delhi)  aNew DelhibPublication division, university of delhic1991  axxv,213p;illbpbk  aWest, D.C