Italian lyric tenor who was also the director of the Dante Alighieri Vocal Studio in New York City. Full booklet written by him entitled "Natura ed Arte" dedicated to Enrico Caruso and containing his commentary on opera and related matters (with text in both English and Italian) and several photographs. 48 numbered pages plus covers. Mariotti's signature is on page 15 underneath a photo of him, inscribed in New Brunswick, and dated in 1926 (see scans). Item size is 7 x 10 inches, small tear on back cover, otherwise well-preserved item in good condition.