Ethnic groups in Russia. Belorussians Elizabeth Merkuryevna Boehm (Endaurova) (1843-1914)

The picture has something of this: people, lithograph, vintage, man, retro, antique, wear, ancient, paper, woman, postcard, post, Renaissance, portrait.
Perhaps it’s a painting of a boy and a girl standing next to each other with words written on the side of the picture and on the back.