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.
Chaliapin F. . . as Dosifei. Russian bass en Feodor Chaliapin ru books Scanned and processed by Mariluna PDRusEmpire History of Bolshoi Theatre Chaliapin as Dosifey Feodor Chaliapin in photographs