PNG ICO ICNS MORE
Desktop apps
Glyph
16x16 Free Toolbar Icons
Blue, summary, adding
SteelBlue
16x16
UI
Pixel
Fugue Icons
Sum
Black
table, Sum
DarkSlateGray
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3D
Free Applications Icons
create, addition, medical
LimeGreen
24x24
summary, Page, Add
Gnome icons
Mixed
Led Icons
Gray
Silk