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Human-O2
mail, envelop, paper clip
DarkSlateGray
128x128
RRZE
envelop, send, Email
720x720
iPhone Titan
Email, Letter, envelop
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Alerts
mail, Email, new
Letter, plus, mail
Letter, Email, Message
Message, new, mail
envelop, mail, Message
Email, envelop, delete
Message, mail, Email
Message, Email, Letter
Letter, Email, insert
Transparent Mail
Black, Message, envelop
512x512
City
mail, envelop, Letter
256x256
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Leox Graphite
letters, Email, envelop
Slate
Letter, envelop, mail
Oxygen
Message, Email, seek
48x48
Message, Letter, mail
Yuuyake
postage, envelop, Stamp
tower, Building, Message
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Arrows
Glyph
Developer Set
mail, Message, Communication
Signs & symbols
Flat
Address Book providers in colors
Contact, mail, Address book
Mixed
Mixed rounded flat icon
mail, Email, Message
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Social media
Social Media Stitches
Social, media, Email