{Study Resources available at little to no cost}
Bible Software
E-Sword - (Software study aids for Microsoft Windows operating system - basic package free with lots of user-supplied addons)
WordSearch - (Basic version free with several Bible versions. Many classic Christian works and commentaries may be added for no additional charge)
BiblesFree.org - (Multiple resources for download)
Commentaries on the Seven Churches
The Epistles to the Seven Churches, (By Richard Trench. PDF - Read online or download [public domain])
Letters to the Seven Churches of Asia, (By William Ramsay. Read online or download PDF [Christian Classics Ethereal Library - ccel.org]).
Christian Artwork
Christian Clipart (Lots of free Bible clip art)
Bible Picture Gallery (Clips are and other things)
Read the Bible Online
Bible Commentaries Online - (Many classic public domain commentaries)
Bible Hub - (Bible translations, commentaries, maps, and more)
The Emphasized Bible - (Read Joseph Rotherham's excellent translation online)
Other Resources
Christian Classics Ethereal Library - (A large collection of classic Christian literature, including the early Church Fathers)
College Press Commentaries - (PDF copies of College Press Bible commentaries; download free)
Christians Unite Website - (Lots of books, blogs, articles, prayer resources)
Bible Maps (Maps and Timelines)
Associates for Biblical Research - (articles on Bible history and Archaeology)
Akkadian Dictionary Online - (Association Assyrophile de France)