Let’s say you want to study witchcraft in Early Modern Europe. Where would you look for resources?
Step 1: Find synonyms from Oxford Reference Online (it contains a bunch of thesauruses).
sorcery , (black) magic , witching , witchery , wizardry , thaumaturgy , spells , incantations ; Wicca ; Irish pishogue .
(From The Oxford Paperback Thesaurus in English Dictionaries & Thesauruses)
witchery , sorcery , black art/magic , magic , necromancy , wizardry , occultism , the occult , sortilege , thaumaturgy , wonder-working.
(From The Oxford American Thesaurus of Current English in English Dictionaries & Thesauruses)
Step 2: Databases
Academic Search Premier—can use this for most things
Historical Abstracts/America: History and Life—search these two databases together to pick up the Salem stuff of 1692
Wilson OmniFile—includes lots of important content, especially for the popular and scholarly literature between 1900 and 1950
Oxford Dictionary of National Biography—use this biographical source to search for individuals who in some way were connected to witchcraft, its study, practice, or prosecution. Amazing source of info on British history
International Medieval Bibliography—main source for medieval history
JSTOR—will find plenty here
Gale Virtual Reference Library–for encyclopedia articles, New Catholic Encyclopedia might be interesting, also Encyclopedia of Religion, Encyclopedia of European Social History, Europe: 1450-1789, Encyclopedia of the Early Modern World
Oxford Reference Online—all kinds of good stuff here
Diamond: Library Catalog—find books at Temple
WorldCat—find books outside of Temple
Eighteenth Century Collection Online (ECCO)—most of the books printed in Britain during the eighteenth century, all online, hard to believe something like this exists
Like most things regarding research, there’s a ton of other stuff, but the above sources would at least get you started