This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
monochrome blackandwhite outdoor black and white John Ericsson's Controllable Torpedo Photographed at the Newport Torpedo Station Rhode Island circa the s. Developed du ring the and when the Torpedo Station was experimenting primarily with this type. The Ericsson torpedo was slow noisy and impractical but was the first torpedo