Thermo Serv Vintage Mug Cup Oklahoma State Tree Oil Rig Made in USA - Set of 3

Thermo Serv Vintage Mug Cup Oklahoma State Tree Oil Rig Made in USA - Set of 3 Lot of 3 vintage mugs, showing the novelty joke of the Oklahoma State Tree as an oil rig. Two of the mugs are in good condition, with minimal surface scratching on the plastic. The third mug has a crack in the plastic, and the paper insert inside the plastic shows water stains (as well as plastic surface scratches). Approximately 6" tall with a 3"x3" opening. Occasional signs of normal wear may be present; please review photos. Please click on the image to view the full photo.