"Twenty Uncharted Miles on the Northern Frontier" is a book designed to reveal and analyze the twenty miles of the northern frontier. Written by Thomas Corwin Mendenhall, this book offers readers a unique opportunity to look at questions of boundaries and territory through the lens of research and the report of the Council of the American Antiquarian Society. Published in 1896, this book contains important details and facts about the northern frontier that were collected and presented at the annual meeting held in Worcester, Massachusetts. Readers will gain a better understanding of the history, context and importance of the northern frontier with this book, which is the result of careful research and analysis of important aspects of the area.