*All-in-one pages give you links to several search services/engines. Try the "All-in-One Search Page" first.
*A "meta" search service searches several search engines simultaneously. Pro: search several databases in one shot. Con: limited search "depth;" some special techniques such as using + and - not available.
This list is generic and highly selective. To find information about a particular topic (say, "fishing"), start with a subject index (not a search engine) and browse.
(Note that some search engines also provide subject indexes.)
Updated 8/18/03