Reverse side
Taras Shevchenko. Sketches on the back of a letter to his brother Nikita Shevchenko. 1840, March 2. St. Petersburg.
After publication: T.H. Shevchenko Complete Works in 12 volumes. – K.: Naukova Dumka, 2003, v. 7, p. 226 – 227 (image).