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Network & communications
Pixel
16x16 Free Application Icons
cancel
Salmon
16x16
prohibition, danger, reject
Firebrick
danger, wind, Gesture
Minus, sign, forbid
Red
Business & finance
Lingo
Gainsboro
32x32
Black
Desktop apps
Sizicons
DimGray
cancel, round
Gray
Mixed
Gloss set: Basic
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22 e107-Bubbles
cancel, Unlock, Admin
30x30
UI
Developpers
red, cancel, button
Chocolate
Lynx Black
cancel, gtk
DarkGoldenrod
22x22
Mini icons 2
Lavender
10x10
Gnome icons
cancel, Error, gtk
Calc, cancel
24x24
C9d
forbidden, cancel, delete
Diagona Icons
delete, cross, remove
Tomato
delete, red, cancel
Splashyfish
cancel, Badge
58x58
Badge, cancel, online
RoyalBlue
button, cancel
DarkGray
43x43
cancel, yellow
Gold
cancel, gem
cancel, Minus