In Russian. Kasyanov, Veniamin Mikhailovich. Analytical method of control of the operation of deep boom pumps. Moscow: 1973. Analiticheskiy metod kontrolya raboty glubinnykh shtangovykh nasosov. In Russian/Analytical method for monitoring the operation of deep boom pumps. 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. SKU7386838