PNG MORE
Business & finance
Pixel
24x24 Free Pixel Icons
open, Lock
Black
24x24
PNG ICO ICNS MORE
UI
Fugue Icons
Source, open
16x16
Arrows
Sanscons
open
64x64
Lynx Black
open, gtk
Gnome icons
48x48
Book, open
Book, open, help
Only, open, read
open, toolbar, Navigator
open, multiple, mail
open, mail
Mixed
DRF
32x32