000 00356nam a2200145Ia 4500
008 120812s9999 xx 000 0 und d
041 _aEnglish
100 _aNelson F. Beeler , Franklyn M. Branley
245 _aExperiments with a Microscope
260 _aUSA
260 _bThomas Y. GroWell Company
260 _c1957
300 _a150
942 _e1
999 _c123419
_d123419