Sergei Ivanovich Vashkov: An elaborate icon of St. Andrew the First Called, P.I. Olovianishnikov and sons, Moscow 1908-1917
finely painted on a metal plaque, the reverse inscribed Z.I.518, behind a mica sheet and encased within a filigree and parcel gilt case, the borders applied with repoussé flowers and pastes, and decorative cloisonné enamel plaques13 x 10.6 cm. (5 1/8 x 4 1/4 in.)