double sided, flange-mounting (yellow red & black logo design) c.1920s 15x18ins; together with Aladdin "Pink" enamel sign; double sided, flange-mounting. (2)" /> Wakefield "Castrol" - A pre-war enamel advertising sign; <I>double sided, flange-mounting (yellow red & black logo design)</I> c.1920s 15x18ins; together with Aladdin "Pink" enamel sign; <I>double sided, flange-mounting</I>. (2) | Christie's