This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help.
Summary
DescriptionCamperdown 2.jpg
English: Drawing of Admiral Duncan's attack on the Dutch line from the biography written by Duncan's son, published in 1898 and assumed to be the most accurate diagram of the battle available. The book, titled simply "Admiral Duncan", is available at archive.org.
Reproduced from the collection of Robert, 3rd Earl of Camperdown
Licensing
Public domainPublic domainfalsefalse
This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
Captions
Add a one-line explanation of what this file represents