From the record
“The Beaver Head Light is located high on a bluff on the southern tip of Beaver Island. Boats trying to navigate North on Lake Michigan need to carefully work their way between Beaver Island and Gray's Reef.”
Wikipedia article Beaver Island Head Light, CC BY-SA 4.0.
One of 17 National Register listings published here for Charlevoix County · listed in 1978 · category: Building · built in 1858.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service