=LDR 00000nam a2200000ui 4500 =001 4461 =008 250530s1967\\\\xx\|||||||||||||||||eng\d =082 04$a941.503 LYD =100 1\$aLydon, J. F. =245 10$aThe problem of the frontier in Medieval Ireland =260 \\$aWashington, PA :$bTopic,$c1967 =852 \\$bFreeman Library$cPamphlets$h941.503 LYD$zNot located