Dumbarton Oaks papers / edited for the Dumbarton Oaks Research Library and Collection of Harvard University, Washington. № 1 : Dumbarton Oaks inaugural lectures, November 2nd and 3rd, 1940 / Henri Focillon [et al.]. — 1941. — 87 c. - Focillon, Henri; Ростовцев, М. И. (1870—1952) (1941)