From the record
“Derrick Boat No. 8, also known as DB 8, is a historic floating derrick located at Oswego, Oswego County, New York. It was built in 1927, and it is one of the few surviving steam-powered floating derricks to have worked on the New York State Barge Canal.”
Wikipedia article Derrick Boat No. 8, CC BY-SA 4.0.
One of 93 National Register listings published here for Oswego County · listed in 2015 · category: Structure · built in 1927.
Sources: the Wikipedia article · the National Register database, National Park Service











