PNG ICO ICNS MORE
Desktop apps
Glyph
Ourea Icons
help
Black
256x256
Flat
Circular icon set
Smooth
Windows 7 toolbar full
help, Administrator
help, flickr
help, Microphone
help, notification
Stumbleupon, help
manager, task, help
Accounts, help, user
3D
Pry Adobe CS3
help, overlay, adobe
512x512
help, manager, adobe
16x16 Free Toolbar Icons
help, off, on
16x16
lamp, light, question
Handdrawn
Web Cartoon
48x48
PNG MORE
Free Applications Icons
support, about, help
24x24
3D Cartoons III
adobe, question mark, Center
128x128
KDE Crystal Diamond
22x22