Fr 024 A Scout, 1868 FredericRemington sqs Frederick Remington (1861-1909)

The picture has something of this: cavalry, seated, equestrian, mammal, people, rider, man, action energy, warrior, horse, motion, horseback, sword, cowboy, sport, silhouette, competition, cowman.
Perhaps it’s a black and white drawing of a man riding on the back of a horse with a lasso on his shoulder.