In Russian. Sandler, Leonid Borisovich. Practical Methods of Calculating the Productivity of Inland Navigation Vessels. Novosibirsk: 1970. Prakticheskie metody rascheta khodkosti sudov vnutrennego plavaniya. In Russian /Practical methods for calculating the capacity of inland navigation vessels . 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. SKU7435020