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Business & finance
Flat
Pretty Office 9
Circle
SteelBlue
256x256
Elipse
Font
Color, Font
Hexagon
octagon
Pentagon
rhombus
Rectangle
rounded, Rectangle
square
triangle
Desktop apps
Blawb Tiny Extension
photoshop
72x72
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Social media
Social Circles
Mobile
30x30
tools, Publishing
Google +1 icons
Blue, One, plus
Mixed
Toolbar icon set 2
full screen, maximize
32x32
Colourful Social Media Icons
Linkedin
64x64
Social Media Bookmark
Facebook
143x143
Myspace