 His minor works include a panegyric to Anastasius (491—518), written about 512, which helps establish his time period.In addition, the manuscripts of his "Institutes" contain a subscription to the effect that the work was copied (526, 527) by Flavius Theodorus, a clerk in the imperial secretariat.Priscian's most famous work, the "Institutes of Grammar" (), is a systematic exposition of Latin grammar.