PNG ICO ICNS MORE
Network & communications
Pixel
16x16 Free Application Icons
support, mark, help
SteelBlue
16x16
Music & multimedia
Smooth
Gakuseisean
help, And, support
256x256
Education & science
3D
Aristocracy
help
48x48
Mixed
Toolbar icon set
Information, Info, help
32x32
Computer & hardware
WooCons #1
help, button
button, help, Information
button, help, White
UI
Boolean
help, manual
Business & finance
Primo
Blue, help
128x128
Desktop apps
Farm-fresh
Lynx Black
bookmark, Add, help
Discovery
Ose
help, support, question mark
PNG MORE
Free Applications Icons
instruction, help book, Information
24x24
3D Cartoons III
help, robohelp, question mark
help, Faq, robohelp
Splashyfish
help, Ask, Faq
Tango
Led Icons
help, ?
Silk