DOLMETSCH, Heinrich (1846-1908). Ornamental Treasures. A Collection of Designs from Indian, China, Japan, Italy, France, Germany &c. London: A.W. Cowan, [1912]. Folio (341 x 244 mm). Numerous chromolithographic and lithographic plates. (Some pale offsetting.) Contemporary half calf, pebble cloth, spine gilt, black morocco lettering-piece gilt, edges marbled (some light wear to extremities). FIRST EDITION, highlighting ornament and design from Egyptian, Roman and Greek through the Renaissance and 17th and 18th centuries. [With:]The Historic Styles of Ornament, Containing 1500 Examples from all Countries and all Periods &c. London: B.T. Batsford, 1898. 4to (335 x 240 mm). Numerous chromolithographic plates. (Spotting throughout, hinge starting.) Publisher's maroon cloth, gilt, top edges gilt (joints and boards rubbed, corners bumped).