A catalogue of a collection of ancient and modern coins and medals, in gold, silver, and copper [electronic resource] : Consisting of Greek, Roman, Saxon, English, &c. Many of them rare and in fine preservation: which will be sold by auction, by Mr. Gerard, at his house, in Litchfield-Street, St. Anne's, Soho, on Friday the 5th, and Saturday the 6th, of April, 1781. To be viewed on Thursday, the 4th, and till the time of sale; which will begin each day at half an hour after eleven o'clock precisely. Catalogues to be had, gratis, at Mr. [G]erard's aforesaid.