1. Ukrainian Icons, 11th-16th centuries
http://www.ugkc.lviv.ua/Gallery/MainHall.html

2. Yaroslavl Churches and Icons: Images
http://www.cnit.uniyar.ac.ru/yaros/wwe00126.htm

3. The Icon Page: What they are and how they are made
http://www.iconography.com/icopage/

4. Russian Icon Images
http://www.auburn.edu/academic/liberal_arts/foreign/russian/icons/

5. 15th-century Russian Christ Icon in oklad
http://www.umt.edu/partv/famus/Antique/ricon.htm

6. Old Russian Art: Icons from Moscow
http://moscow.lvl.ru/eikona.html

7. An interesting analysis of the paint layers of a 19th-century Russian Icon of St. Nicholas
http://www.chemsoc.org/exemplarchem/entries/2001/esharp/nicholas.htm

8. A few notes on Russian art and architecture
http://www.geographia.com/russia/rusart01.htm

9. Russian Icons: 24 examples  with good, large examples
http://www.christusrex.org/www2/art/icons.htm

10. Andrej Rublev Museum page
http://redsun.cs.msu.su/moscow/rublev/rublev.html

11. History of Icons
http://www.pallasweb.com/ikons/history.html

12. Excellent site on icon history, Russian schools and icon preservation and restoration
http://www.rollins.edu/Foreign_Lang/Russian/frame1.html