Isaac Asimov Understanding Physics: Motion Sound 1969 3rd Y5445 $1.25 ill. PB VG
248 PGS; WEIGHT: 5oz.; GENERAL CONDITION GRADE: VG 7.9. But this is 1969 Signet books common size as shown. See my info below and actual pictures. NOT SITTING IN YOUR DRIVEWAY. Despite ISBN’s matching up, data like years and size of the book and what the cover looks like rarely matches.