Book excerpt: The Delaware Genealogical Research Guide contains detailed descriptions of how and where to find information about Delaware ancestors. Well organized and easy to use, the guide covers more than 20 types of records; offers suggestions for further research; and features a comprehensive compendium of more than 100 local, regional, and national record repositories and resources. In addition, discussions of Delaware's history and geography add important context and explain how competing claims to the land and protracted boundary disputes affect where records might be located. Meticulously compiled and fact-checked by members of the Delaware Genealogical Society, this guide is a valuable asset for experienced as well as novice researchers.