Journals of Major Robert Rogers: Containing an Account of the Several Excursions He Made Under the Generals who Commanded Upon the Continent of North America During the Late War ; from which May be Collected the Most Material Circumstances of Every Campaign Upon that Continent, from the Commencement to the Conclusion of the War ; with an Introduction and Notes, and an Appendix Containing Numerous Documents and Papers Relating to the Doings of Major Rogers While Commanding at Michilimackinack, in 1767 ; and His Conduct in the Early Part of the Revolutionary War