A Russian Porcelain Ornithological Plate Imperial Porcelain Factory, Period of Nicholas I (1825-1855), circa 1850 9-1/4 inches (23.5 cm) PROVENANCE: The Kathleen Durdin Collection of Russian Decorative Arts, Tampa, Florida. Ornithilogical plates from the Imperial Porcelain Factory are exceedingly rare. Property from the Kathleen Durdin Collection HID12401132022 © 2024 Heritage Auctions | All Rights Reserved