Library / Patrologia Graeca (Open Greek and Latin)Veterum scriptorum opuscula chronologica et astronomica (Petavius's Uranologion: Hipparchus, Geminus, Achilles, computistic texts)Date(150 BC–1400), uncertainLanguageGreekGenrePatristicLoading the text…← Other text in PG Vol. 19 (front matter, notes, unindexed pieces)Oratio de laudibus Constantini →