Ing. V. V. Gavrilov. Instructions for reconnaissance studies of rivers in order to use the force of water fall for agriculture and industry. In Russian /In. V. V. Gavrilov. Instruktsiya dlya rekognostsirovochnykh issledovaniy rek v tselyakh ispolzovaniya sily padeniya vody dlya selskogo khozyaystva i promyshlennosti. Materials of the Hydroelectric Department for Water Management and Reclamation of the NKZ for the Survey of Hydraulic Forces of Small and Medium Power Rivers Moscow M.S.N.H., 1924.. Contact us for details or to request photos of available books. Delivery of this book could take longer than normal due to additional handling time before shipping, and no rush delivery options are available. Please let us know if you have a specific date by which you need to receive your order.SKUalb6afb198583069cda
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