Description Tiffany Studios blown out glass and bronze oil lamp with original Favrile iridescent shade, c.1899. Bottom of base impressed TIFFANY STUDIOS NEW YORK D436 / 7, with Tiffany Glass & Decorating Co, monogram. Exterior top of base also impressed D436. Base has cold patina finish and is fitted with a bronze collar having pierced decoration to top and a ring to hold the shade. Base 13 3/8"H. Gold iridescent shade with wave design, etched S4319. 9 3/4" diameter. Height overall: 18 1/2" (excluding chimney).品相报告: Condition Report Some losses to bronze fitting around the bulb socket. Residue to crevices between bronze top of lamp base and body. Some small orange reside spots to a few sections of glass in base; these flake off but we have not attempted to clean the more persistent ones. Glass on base is otherwise in excellent condition, no damage. 1/4" dark stain to bronze on foot, near power switch. Switch and socket added later. Formerly electrified; cord has been cut. Shade in overall excellent condition with a few scattered tiny imperfections in the making. Clear glass chimney is not original.