γραμμᾰτ-εῖον · grammat-eion — LSJ
that on which one writes, tablets, Ar. Fr. 157, Antipho 1.10, Pl. Prt. 326d, prob. in Gorg. Pal. 6; tablet on which names, etc., are recorded, λελευκωμένα γ. Arist. Ath. 47.2, cf. D. 46.11, IG 1(2).91.11, etc.
bond, document, contract, Lys. 32.7; κατὰ γραμματεῖον ἡταιρηκέναι Aeschin. 1.165, cf. POxy. 1012 Fr. 9 ii 15; account-book, ledger, Ar. Nu. 19, D. 45.33: freq. written γραμμάτιον.
τὸ ληξιαρχικὸν γ. list in which Athenian citizens were enrolled, IG 1(2).79, Is. 7.27, D. 57.26.
will, testament, Is. 6.29.
pass(?), PPetr. 3p.130.
memorandum, D. 22.23, Jul. ad Ath. 283b; petition, Luc. Peregr. 16.
place where γράμματα were taught, a school, Anon. ap. Suid.
office of γραμματεύς, Plb. 4.87.8, Poll. 9.41.
public dining-hall in Syria, Posidon. 18.