Lot 14: A Zebra Grate Polish Vitreous Enamel Advertising Sign

A single-sided vintage advertising sign for Zebra Grate Polish, constructed of vitreous porcelain enamel on metal. The sign is vertically oriented with a bright yellow field. The text ZEBRA appears in bold red block lettering at the top, and GRATE POLISH appears at the bottom. The central graphic features a realistic depiction of a zebra’s head and neck, set within a dark green rectangular border. The sign is designed with visible mounting holes, confirming its use as an external or interior display advertisement.