2023 Holiday Events at the Mann House 205 Hanover Street Concord, Michigan 517-260-1946 Friday, December 1, 6 to 8 pm Saturday, December 2, 2 to 4 and 6 to 8 pm Sunday, December 3, 2 to 6pm Friday, December 8, 6 to 8 pm Saturday, December 9, 2 to 4 and 6 to 8 pm Sunday, December 10, 2 to 6 pm The museum will be decorated throughout its main floor with handmade Victorian ornaments including a 9-foot Christmas Tree. …