http://www.robotbooks.com/ - Excelent selection of books; other resources as well
http://www.lynxmotion.com/ - Some books - great selection of starter kits - including PIC kits, motor control, etc.
R/C Tank Combat is real!- check out http://www.rctankcombat.com/ and if you think that is silly, check out Model Ship Warfare!Chuck McMannis of KillerBotz Fame (works for Network Appliance)
http://www.killerbotz.org/ KillerBotz.org is his robot competion teamRepoman's links - a rapidly evolving core dump of his web traversals in search of collateral for our project
http://www.mcmanis.com/chuck/ is his personal home page
http://www.mcmanis.com/chuck/robotics/ is his robotics notebookKillerBotz Links Page
Puppetmaster - good parts links; also how to's; building robots
good robot links http://www.botshop.150m.com/RoboLinks.htm