Taras Shevchenko. On the deck of the schooner. A boat with a sail. Schooner at the beach. Outline. Pencil. [VI 1848 – IX 1849]. Back of sheet 26 of album 1846 – 1850 № 109
Left – sketch of chess game on deck schooner. The fact that chess could be on the schooner "Constantine" not earlier than summer 1849, shows a letter A. Butakov to parents:
"Raim revive, among other things, foreign trade, in late December  came from Bukhara small caravan… I ordered the owner, who is going to come to spring again with a fresh supply, so he brought me a carpet and chess…" [Berg L. S., Essays on the History of Russian geographical discoveries, M.-L., 1949, p. 210].
Right – the boat under sail, top – low landscape coast of the Aral Sea schooner. Sketches dated by the time of sailing expedition to the Aral Sea.
V. Ja. Tkachenko
After publication: Taras Shevchenko Complete Works in 10 volumes. – Kyiv: ed. Academy of sciences of UkrSSR, 1962, vol. 8, № 132 (image), p. 45 (note).