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Social media
Smooth
YOOicons Social Bookmarks
Social, windows, Box
Gainsboro
512x512
Socialize
flickr
128x128
youtube
Socialize 3
Design, Float
google, Buzz
Skype
wikipedia, Wiki
Picasa
Slideshare
Xing
Yelp
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Broken Social icons
64x64
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Social and Web Icons v2
Designmoo
46x46
windows
Amazing 3D social icons
Technorati
google
Orkut
Google Buzz
34x34
Vector Social Media Icons
flickr, coelho, ovos
32x32
podcast