Vanity Fair 'Spy' cartoon. Mr James Weatherby: 'Mr James Weatherby', by Lib (Libero Prosperi). Published 17 May 1890. WEATHERBY Mr James. Of the famous firm of race horse auctioneers. The cartoon was drawn when he was nearly 80. The firm was then established in Old Burlington Street and he was no longer taking an active role - attending on the major sales. By LIB.