Slavery and Anti-Slavery at the Manse, Saturday March 26, 2 pm. Presented in conjunction with the Concord Historical Collaborative program “Conscience of a Community: Slavery and Antislavery in Concord.” Tour the attic slave quarters and learn the role of slaves in Rev. William Emerson's late 1700s household, one of whom married Caesar Robbins. And discover the role of Manse residents in the anti-slavery movement. Admission: $6.