A treatise containing the description and use of a new and curious quadrant , made and finished by the Masterly Hand of that Excellent Mechanic, John Rowley; For Taking of Altitudes, And for Solving various Mathematical Problems in Geometry, Navigation, Astronomy, &c. Some of them by a bare Inspection of the Instrument, and others by easy Operations on it. Studiously adapted to the meanest Capacities. To which are prefixed, an alphabetical exposition of the necessary terms of art, and a plate of the instrument. By T. W. F.R.S.
Woodford, Thomas, d. 1759. | Date: MDCCLVI. [1756]