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Keywords from Image Description:
IRA FStfCapt v. de Rangabzeichen der Kaiserlisch Russischen Armee KR Zaristischen Armee hier Stabskapitn OF Schulterstck Besonderheit Kavallerie Stabsrittmeister Kosakenarmee Unterjasaul Jassaul Stellvertreter en Rank insignia of the Imperial Russian Army IRA here Staff captain OF shoulder strap Particularity Cavalry Staff