Keywords: Map 2-Don Okrug, Don Voisko Oblast, Russian Empire.svg Донской 2-й ок уг Область Войска Донского Don Voisko Oblast division svg by Allocer 2009-05-29 Don Voisko Oblast division svg Allocer derivative work Ahnode <span class signature-talk >talk</span> Own work all rights released Public domain ru map Historical maps of Don Voisko Oblast |