The date has been damaged on this sign, but from research I've done 1929 is the only year "delicious and refreshing" we're in all capital letters. I have owned for 40 years in humidity controlled environment.
Any questions don't hesitate to message me. The item "SUPERB 1929 60 x 35 DRINK COCA COLA DELICIOUS & REFRESHING PORCELAIN PANEL SIGN" is in sale since Sunday, January 28, 2018.This item is in the category "Collectibles\Advertising\Soda\Coca-Cola\Signs". The seller is "wonderwall199" and is located in Overland Park, Kansas. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, China, Sweden, Thailand, Belgium, France, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Israel, Mexico, New Zealand, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica.