000 00236nam a22001097a 4500
082 _a513 CAS'W
100 _aCASTLE, FRANK
_938832
245 _aWORKSHOP ARITHMETIC
260 _aLONDON
_bMACMILLAN
_c1945
300 _a187P
942 _cBK
999 _c569810
_d569810