In Russian. Grigoryan, Floris Evgenievich. Calculation and design of noise silencers for power plants. L.: Energy: Leningrad Division,. Raschet i proektirovanie glushiteley shuma energoustanovok. In Russian /Calculation and design of silencers for power plants . All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU1016548