I believe it is from the 1930's. It is marked on the back.
Included is the sign pictured. Antique Moxie advertising soda sign. The sign is tin over cardboard. It has wear from age with rusting as seen. The back cardboard has some rips as seen.
I will be auctioning many antiques this week. The item "VINTAGE MOXIE SODA TIN SIGN DONALDSON ART SIGN COMPANY COVINGTON KY" is in sale since Tuesday, April 10, 2018. This item is in the category "Collectibles\Advertising\Soda\Moxie". The seller is "dnrantiques" and is located in South China, Maine. This item can be shipped to United States.