000 00317nam a2200133Ia 4500
008 140215s9999 xx 000 0 und d
084 _aG:19
_bWRE;1947
100 _aJ.F. GRACEY.
245 _aTHE MICROSCOPE
_b
260 _bELBS,
_aLondon : :
_c1947
300 _a296p :
650 _aMiscellaneous
942 _2cc
_cBK
999 _c11597
_d11597