...Rewritten and arranged with additional matter and plates, selections from and examples of the most useful and generally employed mechanism of the day by William Johnson. Cloth quarto, 12 x 9.5 inches, 196pp + 45 numbered doubleplate engravings, 2 in color, plus and 9 "Example Plates," labeled A-J, including a fold-out locomotive plate that is creased and worn at the end, but intact. Collated complete. Blind embossed cloth with some soil and rubbing, cloth worn through at the corners and spine ends. All plates in Very Good to Near Fine condition with typical offsetting. Occasional fingersoil, on the whole a very tidy volume. Includes some particularly handsome geometric and ornamental plates, including those in color, in addition to finely detailed mechanical and technical illustrations.