Went looking for some new flooring textures (was looking for some spotted gum timber floors) as well as some aged leather.
This facebook page has many textures, including quite a number of seamless textures.
https://www.facebook.com/pages/Sketchup-Texture/112084092184551?sk=photos_albums (https://www.facebook.com/pages/Sketchup-Texture/112084092184551?sk=photos_albums)
Regards
Tim