Duffner & Kimberly Louis XIV Table Lamp

From an auction by Bonhams & Butterfields.

American Substantial Leaded Glass and Patinated Metal Table Lamp. Early 20th century, the pagoda-form shade with stylized arches and leaf tips,
height of base 38in; width of shade 25 x 25in"

Subsequently identified by Paul Crist as the Duffner & Kimberly Louis XIV model. This shade is also featured in Paul's book Mosaic Shades Vol II, P.208