Three dissertations [electronic resource] : one on the characters of Augustus, Horace and Agrippa, With a Comparison between His two Ministers Agrippa and Maecenas, by the Abbe de Vertot. To which is added, Some Reflections on the Characters of Augustus, Maecenas and Horace, and on the Works of Horace, by the Earl of Shaftsbury. With a Print from an ancient Painting, representing Augustus, Agrippa, Maecenas and Horace. Another on the gallery of Verres, by the Abbe Fraguier, in which many excellent Pieces of ancient Statuary, Sculpture and Painting are described. A third on the nature, origin and use of masks, in theatrical representations among the ancients, by Mr. Boindin. With A Print from a fine antique Bas-Relief, lately discover'd at Rome, representing ancient Actors in their Masks, with a Musician playing on the double Tibia.