000 00309nam a2200133Ia 4500
005 20260205040631.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a371.93 W686B
100 _aWILLIS W D
245 0 _aBARNS EXPERIMENT
260 _aLOND.
_bALLEN AND UNWIN
_c1947
300 _a148
942 _cBK
999 _c9359
_d9359