Columbia subject headings:
Russia. Armii͡a. Leĭb-grenaderskiĭ Ėrivanskiĭ Ego Velichestva polk--History.
Harvard subject headings:
Russia. Armii︠a︡. Leĭb-grenaderskiĭ Erivanskiĭ Ego Velichestva polk--History.
Princeton subject headings: