Workshop notes for jewelers and watchmakers : being a collection of the latest practical receipts on the manufacture and repairing of watches and clocks, and on the various processes entering into the manufacture and repairing of jewelry, as coloring, polishing, enameling, annealing, oxydizing, etc. ... (1899)
Brassler, Charles · New York : Jewelers' Circular Pub. Co. · leaf 306
ion of the balance during two vibra¬ tered in the lever escapement, which re¬ tions. The arc traveled through by the quires the greatest accuracy to produce pallet, while receiving this impulse, consti¬ proper results — the utmost nicety of the tutes what is known as the “great lift,” locking, the… … may be loose, the roller pin also not ce¬ section of the circle traced by the point of the impulse pallet with the impulse circle mented upright or tight, guard pin bent, or of the escape wheel, less rodeg. for drop. many of the other tine points, not neces¬ The pressure of the point of the rest…
Clock and watch making · Goldwork · Silverwork · Jewelry
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
