Paris: Imprimerie Ryale, 1842. pamphlet. 19 technical drawings on 3 folding plates, tables. 78pp. 8vo, original printed blue wrappers., reinforced spine; uncut, heavily foxed. Paris: Imprimerie Royale, 1842. very good.
A French naval officer's treatise on the screw propeller and on other mechanical devices for steamship propulsion. Author's inscription on upper wrapper. Phillips 346.