00419nam a2200109Ia 4500008004100000082001800041100002400059245007000083260003900153630001800192650009900210211109s9999||||xx |||||||||||||| ||und||  a658.84bWHI-G  aWhite [a Spencer],  0aGeneral Science Physics Denti Modren Series Ed By Dn E G Holmyard  bNATIONAL BOOKSTALLaKottayamc1936  xGeneral Stack  aTechnologyvManagement and auxiliary servicesGeneral ManagementInventions & patentsxGeneralia