$23,000
Ant. Hierbner in Wien, Graham's Gang, circa 1840. Fine and important one month going weight driven Biedermeier wall regulator. Four piece mahogany veneered with sliding doors, glazed on three sides with lemon tree inlaid borders, carved pediment and base. White enamel chapter ring with Roman numerals, gilt brass engine-turned centre with enamelled subsidiary seconds. Blued steel "poker and beetle " hands. Brass trapezoidal full plate, four wheel train, the bar r el with maintaining power, Graham dead-beat escapement, seconds beating pendulum with steel rod and brass cylindrical bob with micrometric adjustment, spring suspension fixed on the case. Dim. 134 x 34 x 14 cm. Notes In Vienna, a regulator was the Master Piece required from apprentices to be recognised as masters. Such Master Pieces, although apparently very simple, were of outstanding workmanship with, for the best, the escapement fitted with jewelled pallets and bearings. As opposed to Frenh and English regulator movements, always made with a robust train of wheels secured between two massive plates, the pendulum fitted with a sophisticated and expensive compensation, in order to reduce frictions, the Viennese regulators were made with a very delicate movement. Their train consisted of very light wheels with very thin pivots secured between thin plates in order to reduce friction as much as possible. Their pendulum were made with a simple rod of wood or steel, associated with a brass bob. Therefore, Viennes Read more…
Auctioneer:
Antiquorum
Date:
1998-12-15