Book excerpt: Google is the most powerful tool available worldwide for online research! With over 20 billion pages in Google's index of the Web, it's likely that some of them contain clues about your ancestors. Finding these pages, however, requires an understanding of filtering and other techniques that have never been explained to many computer users ¿ until now! This book shows you how to tap the full potential of the Internet's most powerful free online service! Written by a genealogist for other genealogists, the contents will help you understand and use dozens of specialized commands to dramatically improve your search skills. The great news is that most techniques are easy to master and perfectly suited for finding people, places, and events. A special command even lets you narrow results by date range to filter results more quickly.