Ira Allen was a founder of Vermont and a member of the Green Mountain Boys. Allen was the brother of Ethan Allen, an American Revolutionary leader who fought for Vermont's independence. From 1776 until 1777, Allen was a member of the Vermont Legislature. He is noted for designing the Great Seal of Vermont and the seal of the University of Vermont. Allen was also an author and wrote the following books: 1) The Natural and Political History of Vermont, (London, 1798) and 2) Statements Appended to the Olive Branch, (1807).
There is an extensive Wikipedia article devoted to his life.