Stone-Arch Bridge, Hexham, Northumberland Projection of part of Hexham bridge shewing the true method of forming the elliptical arches Elevation, scale 1:96. Ink. Signed 1777 Inscribed; For the explanation see letter to Mr Pickernell, 14 L.S. page 15 Inscribed in the hand of John Farey; Printed Reports II, 268 [Mr Pickernell was the Clerk of Works] 1777