What building was added to the National Register of Historic Places at the same time as the oldest building on Monument Square?
McCarthy Building (Troy, New York) The McCarthy Building is located on River Street on the west side of Monument Square in Troy, New York, United States. It was built in 1904 by Peter McCarthy, president of Troy Waste Manufacturing Co., and remains in use as a commercial building. In 1970 it was added to the National Register of Historic Places in 1970, along with the nearby Cannon Building. Since 1986 it has also been a contributing property to the Central Troy Historic District.
Carroll County Court House (New Hampshire) The Carroll County Court House is a historic former courthouse at 20 Courthouse Square in Ossipee, New Hampshire. Built in 1916, it is the county's oldest surviving courthouse, and a prominent local example of Colonial Revival architecture. It housed county offices until the 1970s, was a courthouse until 2004, and now houses the Ossipee Historical Society. The building was added to the National Register of Historic Places in 2007.