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Photography & graphic design
3D
32x32 Free Design Icons
zoom, out
Black
32x32
Mixed
Iconza
out, zoom
UI
Gloss Basic Icons
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Gnome Web Icons
64, Gnome, zoom
64x64
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Crystal Office Collection
24, zoom, out
24x24
Pure web
718x718
Signs & symbols
Must Have
out, sign out, Exit
256x256
Computer & hardware
Human o2
out, zoom, gtk
128x128