Horologiographia: or, the art of dyalling, being the second book of the use of the trianguler-quadrant : shewing the natural, artificial, and instrumental way, of making of sun-dials ... by the trianguler-quadrant : also the use of the same instrument in navigation
Voor het voorafgaande zie: John Brown. The description and use of the trianguler-quadrant. Imprint: London, printed by John Darby, for John Wingfield, and are to be sold at his house in Crutched-Fryers; and by John Brown at the Sphear and Sun Dial in the Minories; and by John Seller at the Hermitage-stairs in Wapping. 1671.