General Adiutant Kniaz Mikhail Dmitrievich Gorchakov 2 i Russian folk splints

The picture has something of this: vintage, ancient, antique, people, man, retro, postcard, manuscript, card, letter, woman, historic, post, collection.
Perhaps it’s a painting of a man riding on the back of a horse in front of a group of men on horseback in front of a crowd of them.