Concrete and reinforced concrete interpretation

Concrete and reinforced concrete interpretation in works of masters of constructivism.
1-Club of a name of Zuyev in Moskve1929 year. Architect I.A.Voice
2-Horizontal skyscrapers of 1923-1925. Architect. L.Lissitsky;
3-sanatorium and Sochi, 1927. Architect. A.V. Shchusev;
4 — club of Rusakov in Moscow, 1927. Architect. K.S.Melnikov;
5, 6 — competitive projects of a building of Narkomtyazhprom in Moscow of 1934 g of Arkhitektorektora M. Ya. Ginzburg (5), I.I.Leonidov (6)