Old Stone Shop

Old Stone Shop is a historic commercial building located at Lyme in Jefferson County, New York. It was built in 1838–1839 and is a $1 1/2$-story, four-by-two-bay gable-ended building with foundation and walls of coursed quarry-dressed limestone, trimmed in dressed limestone. It was built as a double blacksmith shop and exhibits the finest commercial masonry architecture in the town of Lyme.

It was listed on the National Register of Historic Places in 1990.