From the record
“Eugene Covered Bridge, also known as County Bridge No. 75, is a historic Burr Arch Truss covered bridge located in Eugene Township, Vermillion County, Indiana. It was built in 1873, and is a single span covered timber bridge.”
Wikipedia article Eugene Covered Bridge, CC BY-SA 4.0.
One of 9 National Register listings published here for Vermillion County · listed in 1994 · category: Structure · built in 1885.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service

