This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Chief HAK oh the Kharkov institute. Chief auditorny corpus Kharkov Polytechnic Institute my photo Kharkiv Polytechnical Institute Unidentified year in Kharkiv
Page 2023 Free-images.com. All images are Public Domain