https://oldpublicitysign.com Tue, 26 May 2026 04:52:44 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://oldpublicitysign.com/old-vintage-crown-radiator-cap-theft-proof-porcelain-enamel-sign-24-x-23/ https://oldpublicitysign.com/old-vintage-crown-radiator-cap-theft-proof-porcelain-enamel-sign-24-x-23/#comments Sun, 19 Oct 2025 14:46:47 +0000 https://oldpublicitysign.com/old-vintage-crown-radiator-cap-theft-proof-porcelain-enamel-sign-24-x-23/








This product is an old vintage crown radiator cap sign made of porcelain enamel, measuring 24″ x 23″. The multi-color sign features a “theft proof” design, making it a unique and collectible piece for enthusiasts of gas and oil memorabilia. Originating from the United States, this original sign is a featured refinement in the world of porcelain gas signs, adding to its appeal for collectors looking for authentic and classic advertising pieces.

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