DETAILS FOR SPEED FRAMES. JOHN HETHERINGTON & SONS,LIMITED, Makers of all kinds of Cotton Opening, Scutching, Carding, preparing, Spinning and Doubling Machinery, also Engineers' Tools, Mill Gearing, hoists, etc., POLLARD STREET, ANCOATS, MANCHESTER. Telephone No. 3745 City (5 lines). Telegraphic Address: "HETH," MANCHESTER Sin fecha finales del XIX in 8º menor ristica 38 pp. 18 paginas de catalogo conngrabados numerados de cada pieza. Revolucion industrial. Ingenieria.