single c. 1905-15 antique american craftsman style interior two arm yellow brass flush mount electric wall sconce or fixture designed and fabricated by r. williamson & co., chicago, ills. the double arm interior wall sconce has distinctive shade fitters that fully enclose each socket. the tubular arms and bracket with tapered canopy contains a nicely aged surface patina throughout. the fixture was salvaged from a chicago residence undergoing demolition.