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Saugatuck-Douglas Historical Society
2008 Historic Site Survey by James Schmiechen
The Historic Significance of the Old Singapore Site Today
Saugatuck Historic Coastal Survey Report
National Trust for Historic Preservation Homepage
America's Eleven Most Endangered Historic Places
"Endangered: Saugatuck Dunes" You Tube Video
Presentation on the Lighthouse to the Saugatuck-Douglas Historical Society
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