During his tenure there he also taught Slavonic paleography, Russian dialectology, and Church Slavonic grammar. Preliminary dating through paleography suggests a late 1st century to early 2nd century CE provenance. Amoretti was an Encyclopedist whose mind encompassed theology, physics, geology, paleography, geography, and art history. The similarity in paleography suggests that Sanchi Stupa No. 2 and Bharhut were roughly coeval. His main interest rests in Mexican folklore and music paleography. The date of the manuscript is established on paleography alone. On the basis of paleography, the manuscript has been assigned a date around A.D. 200. However, Quarmby is by his own admission not an expert on Elizabethan paleography. The study of ancient documents in general is called paleography. EMMO holds conferences, paleography classes, "transcrib-athons", and other events at the Folger and elsewhere. Parts of the staff are trained in paleography and can thus decipher the ancient scriptures. The new intellectual generation in Chanzhou showed interest in paleography. Jean Mabillon, the father of paleography, had been a monk at Corbie. Similarly, dates established by paleography can present a range of 25 to over 125 years. Paleography is the study of writing in ancient and medieval manuscripts.