Russian Biographical Dictionary

The Russian Biographical Dictionary (RBD; Русский биографический словарь) is a Russian-language biographical dictionary published by the Russian Historian Society edited by a collective with Alexander Polovtsov as the editor-in-chief. The dictionary was published in 25 volumes from 1896 to 1918 and considered one of the most comprehensive Russian biographical sources for the 19th and early 20th century period.