00410nam a2200157Ia 4500003000400000005001700004008004100021040000900062082001700071100001600088245003800104260004900142300001000191630002800201650002300229OSt20220412150805.0211122s9999||||xx |||||||||||||| ||und||  cSBCL  a530.4bMAT-E  aD s Mathur  0aElements of Properties of Matter   bShyam Lal Charitable Trust aNew Delhic1949  a580p.  xPost Graduate Reference  aScience vPhysics