English, c.1865, objectives signed R & J Beck 31 Cornhill, London', an extensive set of accessories including 7 objective cans with 6 objectives, 7 eyepieces, a substage prism for a triangular bar, an Amici prism, various substage condensors, a large quadruple objective nosepiece, Leiberkuhns and many other accessories, case 42.6cm long, 20.8cm deep