AN ICON SHOWING ST. BARBARA AND THE ARCHANGEL MICHAEL WITH SILVER BASMA Russian, mid 19th century (icon), Russian, St. Petersburg, Adam Andreas Markula, mid 19th century (basma) Oil on canvas laid down on wood panel with velvet backing. The borders overlaid with a chased silver basma. Marked with city hallmark, 84 standard and master's mark 'A.M'. Minor losses. 29.8 x