00441nam a2200157Ia 4500003000900000008004100009040001600050080001400066100001800080245008500098260003300183300001000216500002600226650001900252650001200271IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a53bPER-2  aPerelman, Ya. 0aPhysics for entertainmentbvol. 2cPerelman Ya.; translated by Arthur Shkarovsky  aMoscowbMIR Publishersc1975  a330p.  aDonated by Mrs. Bappu  aNASA Thesaurus  aPhysics