000 00285nam a2200121Ia 4500
008 160710s1957 xx 000 0 und d
082 _a576.6 SMI
100 _aSIMITH,KENNETH M.
245 _aBEYOND THE MICROSCOPE
260 _bPENGUIN BOOKS
_c1957
300 _a156
942 _2ddc
_cB
999 _c25997
_d25997