Lot Essay
The signature plaque is now missing from this clock. However, it is was previously illustrated with a plaque signed Jan Vrijthof. Interestingly, a Dutch musical clock by Jan Bernadus Vrijthoff of the Hague and of closely related design is illustrated in H.M. Vehmeyer, Clocks, Their Origin and Development 1320-1880, Vol.I, Snoeck 2004, pp.466-467.