S. P. Wurth Books  
   Rare, used and antiquarian books. Religion, Christian theology, history, Bibles, commentaries. Reprints, new books, and supplies. Most denominations represented.
   http://www.spwurthbooks.com/

GreatSite.com  
   Specialist in bibles, bible leaves, antiquarian theology books, and ancient biblical manuscripts.
   http://www.greatsite.com/

Christmas Every Day  
   Specializes in rare and used Christmas books.
   http://www.christmaseverydaycom.com/

Another Day Christian Used Books  
   Buys and sells Christian, family, reading and homeschooling books as well as videos, software and music.
   http://www.anotherdaybooks.com/

Baker Book House  
   Christian Book Store with new, damaged, and used books. Featuring a large selection of books for the pastor and theological student.
   http://www.bakerbookretail.com/

Rosemary Pugh Books  
   Antiquarian and secondhand theological and religious books; specializies in academic works.
   http://www.freenetpages.co.uk/hp/RosemaryPugh/

Timeless Treasures  
   A collection of secondhand Christian and Theology books, including doctrine, history, devotional, topical, ministry and preaching.
   http://www.timeless-treasures.co.uk/

Scriptorium: Editiones Limitadas  
   Facsimiles of medieval manuscripts, with information and sample pictures.
   http://www.scriptorium.net/html/english.html

Loome Antiquarian Booksellers  
   Specialist theological booksellers.
   http://www.loomebooks.com/

Geo. Washington Taggart Co  
   Mormon and Utah related new and used books and memorabilia and other historical items.
   http://members.aol.com/ljtaggart/

The Book Gallery  
   Out of print books in Judaica, Palestine and Eretz Israel, and Jewish Art.
   http://www.bookgallery.co.il/content/english/

Comport Books  
   Rare Bibles, prayer books, and Christian historical books and manuscripts.
   http://www.comportbooks.com

Antiquariaat Lilien  
   Jewish books, prints and posters.
   http://www.lilien.nl/lilien/php/

Peter Reynolds, Bookseller  
   Secondhand (used) books specialising in evangelical / reformed Christian books printed in the 19th and 20th centuries. Some of these are specifically Scottish.
   http://www.peterreynoldsbooks.co.uk/