HAWKINS, INDICATOR CATECHISM, 1903, Steam Engineering, Electro-plating, Technical Manuals, 2 Vols.

N. Hawkins. Hawkins’ Indicator Catechism. A Practical Treatise. New York: Theo. Audel & Co., 1903. Octavo. Publisher’s green cloth, gilt title to upper board. Illustrated throughout with technical diagrams. Accompanied by Edward Trevert, A Practical Hand-Book of Electro-Plating, Lynn, Mass.: Bubier Publishing Company, small octavo, publisher’s red cloth, illustrated. Together 2 vols.

Sound used copy; red volume with dark stain to lower front cover; green volume with wear to spine ends and corners; red crayon framing mark to frontispiece illustration of Hawkins; light toning to text blocks.