Black Open Icon
Vidro Icon Set
Commercial usage: Allowed
Blue Open Icon
Green Open Icon
Orange Open Icon
Red Open Icon
Violet Open Icon
Address Book Icon
Crystal Black Free Icons
Folder Opened Yellow Icon
Vista Base Software Icons 2
Envelope Open Icon
Bwpx.icns Icons
Lock Open Icon
Package Open Icon
BLOC Icons
Commercial usage: Not allowed
Square Buttons Icon Set 4-5
Address Books Icon
Marmalade Icons
Mail Opened Icon
Address Book Add Icon
Address Book Delete Icon
Address Book Edit Icon
Address Book Check Icon
Address Book Remove Icon
Address Book Search Icon
Grey Book Icon
Awesome Book Icon
Mail Open Icon
DDIcons
Mail Open Paper Icon
Address Book 2 Icon
Square Buttons Icon Set 3
Pixelbox Icons
Spare Book Icon
Zorsha Icons
Folder Open Icon
Senary System Icons