If you would like to avoid being corrected, however, use historical for matters relating to history (the historical society), and historic to refer to things having great and lasting importance (a historic occasion).

Fenton History Center – The Official Website of the Fenton Historical ...

Historic Structures: The City of Jamestown is currently home to (7) Historic Structures designated by the National Park Service and listed on the National Register of Historic Places.

Historic means ‘important or likely to be important in history’: … It is also the case that historic preservation virtually never operates this way either. He also undertakes an innovative survey of 30,000 doorways in the nine historic districts.

The New York State Historic Preservation Office (SHPO) helps communities identify, evaluate, preserve, and revitalize their historic, archaeological, and cultural resources.

In 1835, Joseph Damon became both Chautauqua County’s first convicted murderer and the last man publicly hanged in New York State—a grim spectacle that drew thousands and left behind rare trial records now preserved in county archives. Chautauqua County offers a wide range of historical and genealogical records dating back to 1811.

When you describe something that's historic, it's either the first or the only of its kind. Historic moments are so important or momentous that they'll show up in history textbooks.

Charlotte Observer on MSN: Plan your next mini-vacation at NC's oldest hotel. It's not far from Charlotte

Plan your next mini-vacation at NC's oldest hotel. It's not far from Charlotte