http://commons.wikimedia.org/wiki/File:%20...%20_fight.jpg

his work is in the public domain in the United States, and those countries with a copyright term of life of the author plus 100 years or less.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

The official position taken by the Wikimedia Foundation is that "faithful reproductions of two-dimensional public domain works of art are public domain, and that claims to the contrary represent an assault on the very concept of a public domain". For details, see Commons:When to use the PD-Art tag.
This photographic reproduction is therefore also considered to be in the public domain.