Grand Tour micro mosaic set in black slate plaque, Italian, mid/late 19th century. Finely executed depiction of the Capitoline Doves/Doves of Pliny, polychrome tesserae set in shaped black slate. Unsigned. Label on the verso. 75 x 5.5 x 4 inches .Provenance: Collection of a Pittsburgh Gentleman, Pittsburgh, PA. In good antique condition, apart from two wax drops. Merchandise will be packed and transported by the purchaser at their own risk and expense. A list of recommended shippers is on our website: https://www.conceptgallery.com/auctions/shipping/ .