The Phelps Mansion, formerly known as The Monday Afternoon Clubhouse, is a three-story brick and stone mansion located on Court Street in Binghamton, New York. It was built in 1870 as the private home of Sherman D. Phelps. Mr. Phelps was a successful businessman, banker, Republican elector for Abraham Lincoln, and mayor of the City of Binghamton. The building was designed by... Wikipedia