Original pottery vintage ad for JAMES ROYCE ELECTRIC FURNACES LTD.  Kilns for pottery, biscuit firing, glost and decorating, glass annealing, decorating and stained.  The illustration shows a general purpose kiln having a chamber size 14 inches wide, 16 inches high designed for firing of specialist pottery ware.  A special feature is the chamber for production of lustre forming atmosphere. 
Main office located at Sir Richards Bridge, Walton-on-Thames, Surrey, England.
This old 1953 one page ceramic trade magazine advertisement would display beautifully matted and framed.