PNG ICO ICNS MORE
Mixed
3D
Iconza
help, support
Black
32x32
support, help
DarkSlateGray
Momentum Glossy icons
help
DodgerBlue
Bright
512x512
Isloo
Firebrick
128x128
Vista Style Base Software
help, Blue, Circle
256x256
The Spherical icon set
Ask, question, help
MidnightBlue
I like buttons
help, perspective, button
Nuove
Red
index, help