PThe majority of Malevichs drawings and manuscripts only exists today thanks to the efforts of Anna Aleksandrovna Leporskaya 1900-1982 . The present study reconstructs the outlines of this unique collection and of Leporskayas and Malevichs own registration of the drawings, undertaken in 1926.PPTroels Andersen is the author of EMMalevich. Catalogue raisonn of the Berlin Exhibition 1927EM, inclu...