Monogram 2390 published by Nomisma.org. See matching URIs and bibliographic references for further information about the usage
of this symbol on coinage.
Unique Greek monogram shapes were extracted by Computer Vision methods implemented by Karsten Tolle. Ulrike Peter and Peter
van Alfen performed quality assurance and contributed to original metadata production. Ethan Gruber merged data derived from
source material. (en)