A catalogue of a considerable portion of the Greek and Latin library of George Mason, Esq. With some Articles in the Italian, French, English, and other Languages. This Selection contains several of the most valuable Specimens of early printing, other uncommon Books, and not a few Critical ones:-chiefly on Classical Authors. Part I. Which will be Sold by Auction, By Leigh and Sotheby, Booksellers, At their House in York-Street, Covent-Garden, On Wednesday, January 24, 1798, And Two following Days, Beginning each Day at Twelve O'Clock. To be Viewed to the Time of Sale.