GreekKeys Unicode Fonts

New Athena Unicode is the most extensive font, since it contains all the characters of the other three fonts plus additional more specialized items from Unicode 5.0 and beyond: the Coptic block (U+2C80 etc.) , the Ancient Greek Numbers block (U+10140 etc.), the Old Italic block (U+10300 etc.), Ancient Greek Musical Notation block (U+1D200 etc.), and a few others.