PRESSED TULIP FONT WHALE OIL / FLUID STAND LAMP, alabaster/clambroth with glossy surface, dome-top font with 12 protruding petals below the shoulder and a short hexagonal lower extension with 12 beads, brass ribbed stem and single-step marble base, No. 1 brass collar. Fitted with a later setup comprising a Bridgeport Leader lip burner and appropriate colorless lip chimney with eight-petal top. Boston & Sandwich Glass Co. and possibly others. 1845-1870.