000 00300 a2200121 4500
080 _a595.77:648.7
_bH 611 H
245 1 _aHouse-flies and how they spread disease
_cby C.G. Hewitt
260 _aCambridge
_c1914
650 _aHouse-Flies
100 1 _aHewitt, C.G.
_d
300 _a122 p.
901 _a5312
999 _c38088
_d38088