An archive of Rolls Royce ephemera, collected during the career of electrical engineer Douglas M Cooley, Willesden, London, including sales brochures from 1905-1939, a Barker & Co. coachbuilder's brochure 1933-34, assembled papers from National Service with the Royal Engineers which interrupted his work with Rolls Royce, a small number of photographs showing restoration work in progress, a presentation 'Spirit of Ecstacy' ashtray inscribed 'D.M.COOLEY, 1954-1979', a rare white and yellow metal RR tie pin, a polished metal lapel pin, and a small collection of reference books dedicated to the Rolls Royce marque.