[Printed advertisement] A Remarkable Opportunity for Amateur Astronomers. Sale of Mr. With's choicest reserves of silvered glass specula for Newtonian telescopes / G.H. With. ca.1887. [Printed by Jakeman and Carver, Hereford. 4p. on 1 leaf. With's address is given as The Laboratory, Hereford. Includes extracts from 'A plea for reflectors' by John Browning, (which ran into numerous editions), and many testimonials 1869-1887. Browning, optician, of 63 Strand, London, was supplier of With's specula]