The fourth exhibition of a cycle “Technicians and drawing materials”: the Tretyakov gallery acquaints the audience with the graphic collection. It will be presented about 250 products of the well-known masters of drawing – A.Orlovsky, O.Kiprensky, I.Shishkin, I.Repin, V.Serov, M.Vrubel, B.Grigorev, mabe by various kinds of the pencils – graphitic, coal, Italian, sanguine, colour pencils.