BOOK, 'Atlas of Engravings to the Rudimentary Treatise on Locomotive Engines.' Dempsey, G Drysdale, fourteen copper-plate Illustrations (single page, double page & folding), London, John Weale,1856 first edition. Oval ink stamps of Railway Department New South Wales July, 1857 & Department of Public Works on paste downs & free front end paper. Estimate $100-200