The whole digital painting as a front and back cover of the book called Lví stíhač, krvavý tok Jaramy (The Lion Fighter, thy bloody stream of Jarama river) by Vratislav Vyhlídka.
Cover with the additional maps, texts and all the information that is needed for the final print.
The book was released in 2016 and the writer describes the story of a pilots and other people during Spanish civil war.