AN ICON SHOWING ST. JOHN THE FORERUNNER WITH A SILVER-GILT AND CLOISONNÉ ENAMEL OKLAD Russian, late 19th century (icon), Russian, Moscow, Orest Kurlyukov, late 19th century (oklad) egg tempera on chalk ground on wood, verso velvet backing. Silver-gilt oklad with tempera on wood panel with velvet backing. The silver-gilt oklad repoussé and finely