This guide contains information about spider and insect books published since 1900 for young people and the general public. Information on 736 titles of non-fiction books on insects and their arthopod relatives (crustaceans, harvestmen, spiders, and scorpions) is included. Each entry lists author, name of publisher, date of publication, number of pages, presence of illustrations, International Standard Book Number, price at the time of publication, age appropriateness and rating. Books are indexes according to the title of the book, subject, and age appropriateness. (KR)