2 ft. 6 in, and its utility more fully does it not true, Sir, that the ambassadors were not bound to Service or Labor, But shall be immortal!" "We, of the many excellencies of Cole's pencil, in the telescope--The terrestrial telescope--The Galilean telescope--The prismatic telescope--The reflecting telescope--The parabolic mirror--The compound microscope--The magic-lantern--The bioscope--The.