The Northern Sea Route: a collection of articles on hydrography and navigation: appendix / Hydrographic Administration of the Glavsevmorputi in the SNK of the USSR; [responsible editor: PV Orlovskiy]. - Leningrad: Glavsevmorputi Publishing House, 1936. - 24 cm
I. Orlovsky, Peter Vladimirovich (1900-1948). II. THE USSR. Main Administration of the Northern Sea Route. Hydrographic management.1. Territory (collection). 2. Development of the Arctic (collection). 3. Polar navigation - Northern Sea Route - Collections. 4. The Northern Sea Route - Collections.