I'll start with a basic site that has some possibly useful textures:
http://www.accustudio.com/exchange/textures.php?dir=
You should be able to tile via one of the methods mentioned in Dingbatt's useful thread: http://www.redorchestragame.com/forum/showthread.php?t=6904
http://www.accustudio.com/exchange/textures.php?dir=
You should be able to tile via one of the methods mentioned in Dingbatt's useful thread: http://www.redorchestragame.com/forum/showthread.php?t=6904