LEADER 01693oam 2200541zu 450 001 9910812982003321 005 20210721060954.0 035 $a(CKB)3710000000439929 035 $a(SSID)ssj0001521225 035 $a(PQKBManifestationID)12579053 035 $a(PQKBTitleCode)TC0001521225 035 $a(PQKBWorkID)11531765 035 $a(PQKB)11029164 035 $a(UtSlPG)26839 035 $a(MiAaPQ)EBC4669422 035 $a(EXLCZ)993710000000439929 100 $a20160829d1974 uy 101 0 $aeng 181 $ctxt 182 $cc 183 $acr 200 10$aMathematical recreations & essays 210 31$a[Place of publication not identified]$cUniversity of Toronto Press$d1974 300 $aBibliographic Level Mode of Issuance: Monograph 311 $a0-8020-1844-0 311 $a0-8020-6138-9 606 $aMathematical recreations$xFamous problems 606 $aGeometry 606 $aCryptography 606 $aCiphers 606 $aMathematics$2HILCC 606 $aPhysical Sciences & Mathematics$2HILCC 606 $aElementary Mathematics & Arithmetic$2HILCC 615 0$aMathematical recreations$xFamous problems 615 0$aGeometry 615 0$aCryptography 615 0$aCiphers 615 7$aMathematics 615 7$aPhysical Sciences & Mathematics 615 7$aElementary Mathematics & Arithmetic 676 $a793.7/4 700 $aBall$b W. W. Rouse$g(Walter William Rouse),$f1850-1925.$044598 701 $aCoxeter$b H. S. M$g(Harold Scott Macdonald),$f1907-2003.$0903227 801 0$bPQKB 906 $aBOOK 912 $a9910812982003321 996 $aMathematical recreations & essays$94018560 997 $aUNINA