Very high quality and well done icons, love them!
Just grabbed the pack for windows, may have to use some of these..
The fellow that made them also did a Cyberman wallpaper:
http://iconfactory.com/freeware/preview/delete - Going to use the wide screen version of that as well.
Edit: Check out
http://www.who3d.co.uk/tardis/index.php for the hell of it to, he links it in the readme, got some of his source images from there. Damn nice 3D who stuff!