Michigan Department of Natural ResourcesThe Circa 1800 Presettlement Vegetation Cover was digitized from the original General Land Office surveyor notes.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/73be4465aaf6476f981b3a6cf72465be_0engPublicMichigan Circa 1800 Presettlement Vegetation Cover [Michigan]Web servicesMichiganLast Modified: 2017-01-31