FIA5405023:
The Golubinaya Kniga (The Book of the Dove, Le Book de la Colombe), 1922-1923 (tempera on canvas), Roerich, Nicholas (1874-1947) / Bridgeman Images
FIA5380549:
The Boyan Russian Bard playing Gousli (Gusli, Housli, Husli) in the 11th century, 1910 (tempera on canvas), Roerich, Nicholas (1874-1947) / Bridgeman Images