Glyfx
Glyfx provides high quality icon sets for borland delphi developers. download the common toolbar set for free!
http://www.glyfx.com/guide_delphi.html
Stackoverflow
Stackoverflow
http://stackoverflow.com/questions/586226/where-can-i-find-newer-looking-glyphs-for-tbitbtn
Delphipages
Delphipages
http://www.delphipages.com/category/icons_and_glyphs
Torry
Torry's delphi pages
http://www.torry.net/pages.php?id=1527
Delphi
Various icons, glyphs and small pictures to use in delphi applications.
http://delphi.about.com/od/iconsandglyphs
Delphi-Box's Glyphs
Delphi-Box's Glyphs
http://inner-smile.com/dl_div.htm#glyph