Portrait of Captain – Lieutenant Nikolai Petrovich Yepanchina. 1829 BA, um. c. 28, 7h22 ES, MA Orest Adamovich Kiprensky (1782-1836)

The picture has something of this: people, portrait, paper, wear, vintage, engraving, sepia pigment, antique, retro, leader, man, document, lithograph.
Perhaps it’s a drawing of a man in a uniform with a medal on his left shoulder.