X0424M.FOOTEDFBLAMPTROUGH.M   Extreme rare freeblown dark aqua doughnut type oil lamp with crude freeblown added trough to low body and additional circular foot. Rounded finial knop on top.English c1800. nicely crude and bubbly. Full original surface gloss. Centre had a silvered reflector to disipate the light from the wick held in the trough. Excellent. 22.5Ccm high, 18cm diameter, 9.6cm diameter base.  £365