000 00249nam a2200109Ia 4500
008 160710s1940 xx 000 0 und d
100 _aTIMMERMARIS ,J
245 _aCHEMICAL SPECIES
260 _bCHEMICAL PUB.
_c1940
300 _a177
942 _2ddc
_cB
999 _c6403
_d6403