Learn about Indiana's early governors by reading the book, Indiana's Governors - Book 1. The book provides biographies for the Territorial governors Arthur St. Claire of the Northwestern Territory to Indiana Territory governors William Henry Harrison and Thomas Posey of the Indiana Territory. The first seven governors of the State of Indiana from Jonathan Jennings to Paris C. Denning are also included. These were the governors that served Indiana residents from the time of the 1816 Constitution until the 1851 Constitution took effect.