The Unionville Tavern: A Tale of Pillars to Pikes is the third edition of Pillars to Pikes, written by Louanna Billington and Viola Fritz Keairns. The book addresses two distinct subjects: the historic development of taverns and their cuisine, and the history of The Old Tavern in Unionville, Ohio - also known as the Unionville Tavern. This new edition includes additional photographs and up-to-date information about the Unionville Tavern compiled by the Madison Historical Society.