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Retro items
Alarm, timer, Error
DarkSlateGray
512x512
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Signs
Flat
Architecture and construction
signal, shapes, signs
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Computer security set
notice, Signaling, warning
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Free icons for Windows8/Metro
shield, warning
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E-commerce icons
warning
128x128
Elegant Themes
Black, person, warning
48x48
Carpelinx
Book, reading, exclamation
Dark Glass
kmixdocked, warning, Error
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Free Common
Alert, Error, wrong
64x64
Alert, wrong, exclamation
exclamation, warning, Alert
wrong, exclamation, warning
Alert, wrong, Error
Error, wrong, Alert
exclamation, warning, Error
exclamation, Alert, warning
Alert, warning, Error
Nuove
kmixdocked, Alert, wrong
Nuvola
warning, kmixdocked, exclamation
Dropline Neu!
network, Alert, Error
Mono
warning, wrong, Error
32x32
Crystal Project
Alert, exclamation, wrong
Silk
warning, exclamation, wrong
16x16
