Lamp Sinumbra Lamp English sinumbra lamp owned by Dr. John McLoughlin while he was Chief Factor of Fort Vancouver. The lamp has a cylindrical, etched shade with a cut star motif etched on exterior, which fits on a cylindrical ring and oil reservoir. Two arms extend from the upper portion of the pedestal and support the reservoir. The brass base and cylindrical shaft have stylized leaves and flowers. Portions have been restored. c. 1825-1840 H 30" Fort Vancouver National Historic Site, FOVA 10217