A rare W.A.S Benson patinated metal table lamp base

A rare W.A.S Benson patinated metal table lamp base, the base cast with foliate motif, with central fluted stem flaring to tripod support stamped mark to base rim 42cm. high Literature Ian Hamerton (Editor) W A S Benson Arts and Crafts Luminary and Pioneer of Modern Design Antique Collector's Club page The Best of British Paul Reeves/Sothebys selling exhibition for a comparable example page 111 PR89.