"Sketch of the Public Surveys in Michigan", General Land Office
Period: 1854 (dated)
Color: Black & White
21.7 x 21.2 inches
55.1 x 53.8 cm
Detailed map of Michigan showing the progress of surveys with an explanation key providing the status of each plat, including some Defective Surveys. Isle Royale is shown in an inset.
Some light spots and fold intersections reinforced with tissue on verso. Paper has been added to binding trim to better accommodate framing.