Short description: In Russian. Elachich, Evgeniy Alexandrovich. On the Origin of Birds and Extinct Birds. Moscow: State Publishing House, 1922. O proiskhozhdenii ptits i o vymershikh ptitsakh. In Russian /On the Origin of Birds and Extinct Birds. The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU9127511