Slaves belonged to their masters until they served long enough or until they gathered the necessary sum of money for their liberation.
and 100 A.D.[1] Despite their stylized expressions, these inscriptions offer an insights into Greek social and demographic history.
However, it seems that liberation in many cases was not complete: slaves are required under a paramone clause to stay with their ex masters for a specific period of time or until the latter passed away.
The other people mentioned are the priests of the temple of Apollo and thus manumission inscriptions constitute an excellent source for tracing the succession lists of the priesthood of Delphi.
However, the trend soon spread and the next two largest categories are, naturally, Locrians and Phocians, who lived nearby.