Resources
The Public Museum of Grand Rapids
Eaton County Parks and Recreation
michigan.gov
Mastodon
Great Lakes Atlas, Environment Canada and U.S. Environmental Protection Agency, 1995
Grand Haven State Park
Hoffmaster State Park
Silver Lake Sand Dunes
Consumer's Energy
Ludington State Park
Weather underground
National Park Service - Sleeping Bear Dunes National Lakeshore
Mackinac Island Tourism Bureau
Lumbering in Michigan -
Great Lakes Informant (
Series 3, Number 2
)
Michigan Historical Center
Hartwick Pines State Park
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