4 books
A Guide to the Knowledge of Pottery, Porcelain, and Other Objects of Vertu
Catalogue of the Collection of Works of Art, from the Byzantine Period to That of Louis Seize, of Ralph Bernal Which Will Be Sold by Auction
Catalogue of the Celebrated Collection of Works of Art, from the Byzantine Period to That of Louis Seize, of That Distinguished Collector, Ralph Berna
A Guide to the Knowledge of Pottery, Porcelain, an Other Objects of Vertu