Petroleum Museum Coffee Mug You cannot add "Drill Bit Keychain" to the cart because the product is out of stock. $18.99 Warm up your mornings with this classic coffee mug featuring the Museum’s logo on one side and our trademark pair of pumpjacks on the other. 11 oz. capacity In stock Petroleum Museum Coffee Mug quantity — OR — Add to cart Categories: Drinkware, Museum Souvenirs Related products Pumping Unit Business Card Holder $14.99 Add to cart “INDEPENDENCE” PRINT $45.00 Add to cart “TEXAS FIELDS” PRINT $45.00 Add to cart Midland Map Puzzle $56.00 Add to cart