000 00416nam a2200157Ia 4500
001 006597
008 141222s9999 xx 000 0 und d
040 _aDB/INS
041 0 _aeng
084 _aWA240
084 _bS2o
245 1 0 _aOperations manual for field use of DDT in medical, veterinary, and sanitary entomology
245 1 0 _cMedical Department Standard Oil Company
260 _aNew York
650 1 _aDDT
999 _c16020
_d16020