000 00582nam a22002173 4500
999 _c6617
_d6617
001 6617
003 UkOxU
005 20180215123031.0
008 970501s1929 enk 000 0 eng d
035 _aOCLC pks04095012 from D970501K
040 _aEQO
_cEQO
_dBD-JhCC
041 _aeng
082 _a511
_bWAL 1929
100 1 _aWalker, Robert,
_clecturer in mathematics.
245 1 4 _aThe essentials of arithmetic :
_ba manual for teachers /
_cRobert Walker
260 _aLond. &c.,
_c1929.
300 _a342 p. :
_c22cm.
650 _aArithmetic
942 _2ddc
_cBK