Prince Gr Gr Gagarin - Collection of Ancient Byzantine and Russian Ornaments - St Petersburg, 1887. A rare and impressive folio edition of 50 chromolithographic plates by Prince Grigory Gagarin, presenting meticulously drawn Byzantine and Old Russian ornamentation. Published in 1887 by the St. Petersburg Central School of Technical Drawing of Baron Stieglitz, this monumental work captures the decorative richness of medieval Christian art, with many motifs sourced from manuscripts, frescoes, mosaics, and architectural details from Constantinople, Ravenna, and ancient Russian churches. Size 33х24 cm.