A mahogany month-going laterndluhr, Hotzer, Vienna, circa 1840

6½-inch alabaster dial signed Hotzer in Wien, with beat recording dial and milled ormolu bezel, the rectangular movement with Graham-type dead beat escapement, five wheel train and end plates on the pivots, separately suspended steel rod pendulum, beat adjustment on the crutch, the nine light case with architectural pediment, outlined with box stringing and with under-curved base