PROJCS["NAD_1927_StatePlane_Michigan_Central_Old_FIPS_2102",GEOGCS["GCS_North_American_1927",DATUM["D_North_American_1927",SPHEROID["Clarke_1866",6378206.4,294.978698213898],EXTENSION["PROJ4_GRIDS","NTv2_0.gsb"]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-85.75],PARAMETER["Scale_Factor",0.999909091],PARAMETER["Latitude_Of_Origin",41.5],UNIT["US survey foot",0.304800609601219]]