00270nam a2200109Ia 450000500170000000800410001708200140005810000160007224500170008826000470010530000080015220260224040820.0260224s9999||||xx |||||||||||||| ||und||  a589.9 FOR  aFord, W.W.  0aBacteriology  aNew York, London: P.B. Hoeber, Inc. c1939  a207