The “Notes of an Old Cossack,” the unique memoirs of the Plast officer A. Shpakovsky, tells about the glorious and heroic era of the Caucasian War, namely, about the emergence and formation of the Labinsk line, about military operations against the Circassians. The characters from both our side and those hostile to us are vividly and vividly described. The author is a participant in many battles and skirmishes with highlanders, assaults on villages and reconnaissance raids deep into enemy lands.