This guide lists and describes the most basic periodical indexes useful in identification of periodical articles in American and Western European religious history. It is also useful, in a general way, for religious history of other areas of the world; BUT, remember that various area studies specialists in the M.S.U. Libraries are responsible for the intersection of religion with politics, society, culture, and economics in their areas of the world. Religious art and music are the responsibility of the art and music librarians. A list of M.S.U. Library specialists is at the end of this guide.