This is a compilation of information published in various languages, particularly German, concerning household pests, the total number of pests discussed in the book being 202. Heretofore there has been no one book in which somewhat detailed information concerning such a large group of household pests could be found. There is a need for readily available information in order that the problem presented by these pests may be better understood and more effective methods of control possibly may be found. The author first directs attention to rats and mice, pointing out their habits, the damage they do to property and to public health and suggesting various individual and community methods of control. Other pests discussed are birds, pigeons, roaches, crickets, earwigs, beetles, ants, moths, flies, mosquitoes, bedbugs, ticks and spiders. The damage done by these pests is generally emphasized. The problem is one of major hygienic and economic importance. Their