000 00325nam a2200133Ia 4500
008 220601s1957 xx 000 0 eng d
041 _aEnglish
082 _a655
_bPEN
100 _aPenrose
245 0 _aPenrose Volume. Vol. 51 (1957)
_cPenrose
260 _bLund Hemiphries: Landon
_c1957
650 _aO M
942 _2ddc
_cBK
999 _c5840
_d5840