Greenwood, Christopher Map of the County of York, Made on the Basis of Triangles in the County...by Order of the Board of Ordnance, and Surveyed in the Years 1815, 1816, & 1817. Published by the Proprietors, Robson, Son & Holdsworth Leeds, John Hurst & C. Greenwood, Wakefield, Publication date: June 4th, 1817 (one sheet with Published August 10 1818 by Robinson & Co. Leeds at margin). Dissected and laid down on linen as four folded sheets, in faux-book case, full calf with marbled boards.