Spring RTS Engine

Hi, i need a basicpack of textures, metall, wood, stone, meat, green, such stuff.. best way would be already sorted, by name, size. I know, i could google, but that way you get what everybody gets, and often the way to search is long. I want your recommendations..

Thx

http://www.cgtextures.com/

PS: Don't forget to check the license. (It's extremely free in usage, but under some circumstances you still need to adjust it to your work before you can use it!)

thx