HOROLOGY
Watch and Clock Maker’s Handbook, Dictionary and Guide. By F. J. Britten. Tenth edition, 450 illus., 492 pp., crown 8vo. (1902.) 5s. net.
The Springing and Adjusting of Watches. By F. J. Britten. 75 illus., 152 pp., crown 8vo. (1898.) 3s. net.
Prize Essay on the Balance Spring and its Isochronal Adjustments. By M. Immisch. 7 illus., 50 pp., crown 8vo. (1872.) 2s. 6d.
HYDRAULICS AND HYDRAULIC MACHINERY
(See also [Irrigation] and [Water Supply].)
The Suction Caused by Ships explained in popular language. By E. S. Bellasis. 2 plates, 26 pp., 8vo, sewed. (1912.) 1s. net.
Hydraulics with Working Tables. By E. S. Bellasis. Second edition, 160 illus., xii + 311 pp., 8vo. (1911.) 12s. net.
Pumps: Historically, Theoretically and Practically Considered. By P. R. Björling. Second edition, 156 illus., 234 pp., crown 8vo. (1895.) 7s. 6d.