Title: 1836-07-17 MICHIGAN TERRITORIAL EXHIBIT---TOP--1836-07-17 FORT GRATIOT M T--SAINT CLAIR CO--MANUSCRIPT CANCEL--POSTMASTER AND LIGHTHOUSE KEEPER GEORGE MCDOUGAL--BOTTOM--1835-04-07 SAINT CLAIR M T--SAINT CLAIR CO--MANUSCRIPT CANCEL--POSTMASTER MARK HOPKINS--AHMS 1617/339--REV O THOMPSON--COURTESY OF A MICHIGAN COLLECTOR--PRIVATELY OWNED Item ID: E0-17528 View Map