Title: A catalogue of upwards of twenty thousand volumes, of the most valuable books ... which will begin to be sold this day, 1780, ... by James Robson, ... Catalogues to be had ... at Mr. Dodsley's, ... Mr. Cadell's, ... Mr. Law, ... Mess. Richardson and Urquhart, ... and at the place of sale; also of the booksellers at Oxford and Cambridge; and all the great towns in England