Longitude west from Washington. "Entered according to Act of Congress in the year 1838, by T.G. Bradford in the clerks office of the District Court of Massachusetts." "Engraved by G.W. Boynton". Inset: Northwest part of Michigan. Shows railroad lines. Shows surveyed counties. Map is plate number 22 in T.G. Bradford's An Illustrated Atlas; Geographical, Statistical, and Historical of the United States and adjacent countries. 1 map: color, encapsulated in Mylar with barrier sheet; 35 x 27 cm