Actions GTK Stock Book Icon
Human-O2 Icons
Commercial usage: Not allowed
Actions Stock Help Add Bookmark Icon
iBooks Alt Icon
Zorsha Icons
Actions Bookmarks List Add Icon
Crystal Clear Icons
Commercial usage: Allowed
Glaze Icons
Oxygen Icons
Crystal Project Icons
Blue Document View Book Icon
Fugue 16px Icons
Plus Button Icon
Plus Circle Icon
Plus Octagon Icon
Plus Shield Icon
Plus Small Icon
Plus White Icon
Convert Icon
Reborn Winrar Icons
Folder Classic Stuffed Add Icon
Splashy Icons
Folder Classic Stuffed Add Simple Icon
Folder Modernist Stuffed Add Icon
Folder Modernist Stuffed Add Simple Icon
Sharp Grey Action Add Icon
Web Development Icons 1b
Soft Grey Action Add Icon
Application OS X Add Icon
Silk Companion Icons
Mail Closed Alt Add Icon
Spirit20 Icons
User Female Blue Add Icon
User Female Green Add Icon
User Female Red Add Icon
User Male Blue Add Icon
User Male Green Add Icon
User Male Red Add Icon
Black Style 10 Add Icon
Web Icon Button Set