Atmospheric Steam Engine Ground plan of the portable fire engine. Plan, scale 1:24. Ink. Signed 1765 Inscribed in the hand of John Farey 'See the Printed Reports, I, 223' Editor of 'A Catalogue of the Civil and Mechanical Engineering Designe 1741-1792 of John Smeaton FRS' 1950, Newcomen Society states this is the experimental fire engine built at Austhorpe 1765