00457nam a2200157Ia 450000100060000000800410000602000070004704000130005408200220006711000420008924500720013125000090020326000690021230000110028154600070029255192140505s9999    xx            000 0 und d  aNA  cPK-LaUMT  aMAL 621.384bRAD-  aThe American Radio Relay League, Inc. 4aThe radio Amateur's handbookcThe American Radio Relay League, Inc.  a28th  aNew Hamshpire,USA:bThe American Radio Relay League, Inc.,c1951  a141 p.  aEN