Dedham Historical Society The Dedham Historical Society meets on the first Wednesday of each month at 9:30am. Meetings are held in the Meeting Room at the Town Office. Meetings are open to all interested persons, and each is encouraged to bring anything to share on the history of Dedham or their family! Historical Society Officers: Historical Society Officers are elected annually and may serve up to two consecutive terms. Current Officers: President: Berla Lawrece Vice President: Carol Ryan Treasurer: Eunice Ladd Secretary: Lisa Cyr