I PURCHASED THIS MUG AND A FEW OTHERS FROM A WOMAN WHO USED TO WORK AT THE AC ROCHESTER PLANT SO PLEASE SEE MY OTHER AUCTIONS AS I WILL BE GLAD TO COMBINE SHIPPING. OFFERED UP FOR SALE IS A AC IGNITION PRODUCTS ADVERTISING MUG FROM THE FLINT/ROCHESTER MANUFACTURING PLANT. THE MUG MEASURES 4 1/4 INCHES TALL AND IS IN MINT CONDITION. THANKS!!