An Austrian officer's dress shoulder belt pouch

An Austrian officer's dress shoulder belt pouch, curved silver cover with scalloped lower edge and brass rim with acanthus leaf details, removable gilt metal plate in the form of the double-headed Imperial eagle, the box lined and bound in red leather, silver plates to either end embossed with trophies of arms, lid secured by a stud, silver parts marked for the period 1886-1922.