Licenses i: ftVital inIf yciui- car is stolen, chances are better lUan 9 out of 10 IhaL \[ will be recovered by the police \\\ a day ol’ two.The major aid in recovering stolen cars, says fidwyn Silbcrling special assistant to Ally. Gen. Robert F. Kennedy, Is the automobile license plate.TAGS VITAL So vital are ear laps for all kinds of crime detection that lawj enforcement officials have developed special programs to make citizens license-plate conscious.; The Federal Bureau or Invest!**; lion, in a booklet distributed to. gasoline slalion operators, urges Shat license plains that appear lo Ihave been tampered with be re-.! jwrlfid immediately. ' jIn some areas, such as Coafcj County, III., iwlice officials work' through the public schools to; teach children lo hcnmiiB license-plate conscious. Sonin police departments give thoir men special speed reading and memory courses designed to equip them for; faster identification of license; plates was made recently by the University of Illinois. Out oT itcame the recommendation that state officials make their tags out of tough material so the numbers j | could not be obscured by bending-or cracking.Commenting on the University's ; experiments with various niater-jials, Cook County Police Chief: j George J- HowlcU said: Steel is;■ the natural material fnr license j plates. Steel tags are durable, snd a normal paint Nnish prcrtPcU them from rusting. Other mate-vials simply can't take the beating that steel can.License plates have been made ;cuit nf various materials, including j leather ami soy brans, The soy! j bean platr.s had to be withdrawn’ : when d was found that deer were eating them.Annual pi ales also are pie-' feired by police officials because [ the yearly switch in color combinations makes it easier lo spot outdated tags.STKKL DURAELK