To the 150<sup>th</sup> Anniversary of Great Historian of the social-economical history of the Ancient World I.M. Grevs (1860-1941)
The article deals with life and works of the famous historian of the Ancient World from St.-Petersburg Igor Mikhailovich Grevs (1860-1941). His book Essays on history of Roman landowning (especially during age of the Empire) (1899) and articles on the Roman economics are the main objects of analysis.