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 USS Kearsarge Ship's crew at their battle stations shortly after her June action with CSS Alabama. View looks aft from the forecastle showing both XIinch Dahlgren smoothbore cannon trained to starboard as they were during the fight. Portly officer in the center foreground appears to be Acting Master James R. Wheeler.