Insects of economic importance outlines of lectures in economic entomology This book, "Insects of economic importance outlines of lectures in economic entomology", by Glenn W. Herrick, is a replication of a book originally published before 1920. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.