Size: 1024 x 768 (210kb) 1280 x 1024 (350kb)	Size: 1024 x 768 (360kb) 1280 x 1024 (550kb)
Size: 1024 x 768 (235kb) 1280 x 1024 (370kb)	Size: 1024 x 768 (300kb) 1280 x 1024 (510kb)

To download a wallpaper choose the size you require then right-click and select "save target as...".