The Book of the Fly / A nature study of the house-fly and its kin, the fly plague and a cure

This cover was produced by the Transcriber and is in the public domain.

MICROBES AND TOXINS
by Dr. Etienne Burnet.
Preface by Professor E.
Metchnikoff
Illustrated, Cr. 8vo, 5/- net.
It is one of those works which French
authors seem to be especially skilful in
producing—works which, while they treat
their subject in the broadest possible
way, and in a manner to interest the