MELON RIBBED KEROSENE STAND LAMP

MELON RIBBED KEROSENE STAND LAMP, mottled opaque white and opalescent glass globular-form font, translucent blue base with dark striations, base with short ribs over a long panels and a scalloped foot, No. 1 brass fine-line collar. Maker unverified. Third quarter 19th century. 7 1/2" H to top of collar, 4 3/8" D foot.
Undamaged, font with two areas of as-made manufacturing roughness, foot with some expected mold roughness.
Literature: Thuro - Oil Lamps 3, p. 108, fig E.
Condition Report: Undamaged, font with two areas of as-made manufacturing roughness, foot with some expected mold roughness.