Pewter North German oil clock, unsigned, 1750-1900. It indicates the time as the oil burns away, commonly used as bed lights during the night, though it was fairly inaccurate due to shape of oil reservoir.
Pewter North German oil clock, unsigned, 1750-1900. It indicates the time as the oil burns away, commonly used as bed lights during the night, though it was fairly inaccurate due to shape of oil reservoir.