House-Flies and How They Spread Disease (Classic Reprint) C. Gordon Hewitt

Excerpt from House-Flies and How They Spread Disease

About eight years ago, on being asked for some information of a special kind regarding the house-fly, I was surprised to find after looking into the matter, that our knowledge of this insect was Это и многое другое вы найдете в книге House-Flies and How They Spread Disease (Classic Reprint) (C. Gordon Hewitt)