No. 500A. 40=60 Watt. Four dozen to bbl. 2% in. holder.4^ in. deep, 7 in. diameter. No. 506A. 40 Watt. Six dozen to bbl. 2X in. holder.3 in. deep, 8 in. diameter.
Pottery · Glass · Glassware
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
