Définition

• Dinneen, Irish-English Dictionary, 1904, has: "Teastun, Teastuin. A fourpenny piece, fourpence. Ital. Testone. English, Tester. Scotch Gaelic, Tasddan, a Shilling."

La source

• Frey's Dictionary (American Journal of Numismatics, Vol. 50, 1916)

Des relations