David Bonior, university professor of labor studies at Wayne State , will be the guest speaker at the November meeting of the New Baltimore Historical Society on Nov. 17, 7:30 p.m., at the First Congregation Church Youth Building . His discussion will focus on his book titled "Walking to Mackinac," which describes the adventures of a 300-mile hike in 1997 that Bonior and his wife Judy traveled from their Mount Clemens home to the Straits of Mackinac