Square metal cased electric Coca-Cola neon advertising clock by Lackner, Cincinnati, Ohio. Lackner label affixed verso as well as illegible yellow markings. Circa 1940s. In 1893, Coca-Cola began advertising its products on clocks. Beginning in the 1930s. especially after WWII, they switched to cheaper, more reliable electric clocks. Dimensions: 15-3/8"h x 15-3/8"w x 4-1/2"d. Processing and shipping within the continental U.S $50 plus a 1.5% replacement cost insurance fee. Discounts given on combined lot shipping. Clock works and lights up. Please see photos.