Fragment of a 426/5 Athenian Decree concerning Aphytis

A fragment of a Peloponnesian War-era decree of the Athenians concerning Aphytis, a city in the Chalcidice, a peninsula in northeastern Greece, toward the edge of Athens' imperial reach The decree concerned the importation of corn, and was modeled after a similar decree concerning Methone, another northern Greek city towards the outskirts of the Athenian empire. 

Later, the fragment was used as a Byzantine-era door threshold; the large round hole bored into the stone is for a doorpost.