On April 21, 2022, Mikhail Borisovich Sverdlov, an outstanding historian, source specialist, archaeographer and historiographer, died. The scientist’s entire scientific life was connected with the St. Petersburg Institute of History of the Russian Academy of Sciences, where he went a long way from graduate student to chief researcher. Mikhail Borisovich was not only Russia’s leading specialist in history, Ancient Rus` and Russian historiography, but also the author of manuals on the history, theory and practice of studying the history of Russia of the 6th–13th centuries.
The article discusses the main stages of the publication of the notes and projects by M. M. Speransky (1772–1839), who created hundreds of works on philosophy, jurisprudence, morality, religion, realized and unrealized projects of the state system, which were published and republished from 1802 to the present. In historiography, his early works are the most studied, in particular, his constitutional draft of 1809.