LSJ
τά, festival at Athens, IG2². 891.14; at Alexandria, IG 5(2).118.12 (Tegea, iii BC); at Delos, Πτολεμαίεια Inscr.Délos 320 B 60 (iii BC); also Πτολεμαίεα, ib. 57; of a festival in the island of Hiera, PSI 4.364 (iii BC).
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)