This early American pattern glass goblet is in the pattern called "Heart with Thumbprint." The pattern is also called "Tarentum's Hartford" or "Columbia". It was made by the Tarentum Glass Company of Tarentum, Pennsylvania in 1898. The pattern is pictured and discussed on page 134 of the fine book, "Standard Encyclopedia of Pressed Glass" by Bill Edwards and Mike Carwile. The goblet is 6 inches tall and has a base diameter of 3 1/8 inches. It is in beautiful condition with no issues of any kind.
Heart with Thumbprint Goblet, Early American Pattern Glass (EAPG)