A catalogue of the genuine and entire collection of pictures of Josiah Burchett, Esquire, late secretary to the admiralty, deceas'd [electronic resource] : Consisting of variety of histories, heads, landscapes, &c. By the most celebrated Italian and Flemish masters. Which will be sold by auction, by Mr. Cock, at his house in the Great-Piazza, Covent-Garden. (On Monday the 6th of April 1747, and the three following days.) The said collection may be view'd at the place of sale, on Thursday the 2d of April, and every day after (Sunday excepted) till the time of sale, which will begin each day at half an hour after eleven. Catalogues of which will be deliver'd gratis, at Mr. Cock's in the Great-Piazza, Covent-Garden. Conditions of sale as usual.