διφθέρα, ἡ,
prepared hide, piece of leather, [[ 5th c.BC: Herodotus Historicus 1.194; ἐκ διφθερέων πεποιημέναι κυνέαι [prev. author] 7.77 ] Refs 5th c.BC+]; διφθέραι, opposed to δέρρεις (hides), [[ 5th c.BC: Thucydides Historicus 2.75 ] Refs 5th c.BC+]; of a drum, [[ 2nd-1st c.BC(?): Hero Mechanicus “Automatopoetica” 20.4; especially as writing-material, τὰς βύβλους διφθέρας καλέουσι ἀπὸ τοῦ παλαιοῦ οἱ Ἴωνες 5th c.BC: Herodotus Historicus 5.58; δ. μελαγγραφεῖς 5th c.BC: Euripides Tragicus “Fragmenta” 627 ] Refs 5th c.BC+]; δ. βασιλικαί, of Persian records, [[ 5th-6th c.BC: Ctesias Historicus cited in 1st c.BC: Diodorus Siculus Historicus 2.32 ] Refs 5th c.BC+]; δ. ἱεραί, at Carthage, [[ 1st-2nd c.AD: Plutarchus Biographus et Philosophus 2.942c] Refs 1st c.AD+]; χαλκαῖ δ., [[[prev. work] 297a, cf. Scholia 8th c.BC: Ilias Homerus Epicus “Illiad” 1.175: proverbial, ἀρχαιότερα τῆς διφθέρας λέγεις 4th-5th c.AD: Diogenianus Paroemiographus 3.2 ] Refs 8th c.BC+]; used for bindings, διφθέρας περιβάλλειν (i.e. βιβλίοις) [[ 2nd c.AD: Lucianus Sophista “Ind.” 16. ] Refs 2nd c.AD+]
__II anything made of leather, leathern jerkin, [[ 5th-6th c.BC: Aristophanes Comicus “Nubes” 72, 5th-6th c.BC: Plato Philosophus “Crito” 53d, “SIG” 1259.6 (4th c.BC), 4th-3rd c.BC: Menander Comicus “Ἐπιτρέποντες” 12, 2nd c.AD: Lucianus Sophista “Tim.” 6, 38, 2nd c.AD: Arrianus Historicus “Anabasis” 7.9.2, etc.] Refs 5th c.BC+]; properly, of goatskin, opposed to μηλωτή, [[ 1st-2nd c.AD: Ammonius Grammaticus “περὶ ὁμοίων καὶ διαφόρων λέξεων” p.44 V. ] Refs 1st c.AD+]
__II.2 wallet, bag, [[ 5th-6th c.BC: Xenophon Historicus “Anabasis” 5.2.12, 4th c.AD: Libanius Sophista “Orationes” 58.5. ] Refs 5th c.BC+]