File:Martin Reef Light Station (Mackinac County, Michigan).jpg

Summary
Martin Reef Light Station (Mackinac County, Michigan)

This image or file is a work of a United States Coast Guard service personnel or employee, taken or made during the course of that person's official duties. As a work of the U.S. federal government, the image or file is in the public domain (17 U.S.C. § 101 and § 105, USCG).