A catalogue of several valuable libraries and collections of books, (lately purchased) containing The best and scarcest Articles in every Class of Literature, in fine Preservation, and many in elegant Binding; which will begin to be sold, for Ready Money only, At the Prices Printed in the Catalogue, On Monday, May 1, 1780. And continue Selling 'till all are disposed of, By William Cater, No. 274, Holborn, facing Red-Lion-Street, Who gives the full Value, in Ready Money, for Libraries and Parcels of books.