home > manufacturers > bth > catalogues > book from early 1950s > urban open
new manufacturers installations collection restorations timeline identification publications glossary mailing list site map links about contact	urban open with refractor dome Catalogue Number Lamp Watts Holder Height in. Diameter in. Weight lb. ST.284 (Top Entry) 300/500 Tungsten G.E.S 12½ 12 9¾ ST.311 (Side Entry) 300/500 Tungsten G.E.S 12½ 12 9¾