Balloonist.G. 12. 1915. No. 10. October

Air Prig it: Scientific-Popul.and silt.Journal.-St. Petersburg, 1903-1917.-.1. The people (collection).Electronic copy source: PBOriginal storage place: Military Historical LibraryG. 12. 1915. No. 10. October: organ imp.All -Russian.Aero club.- [Petrograd]: Type.Usmanova, 1915. -[114] p.Section.pag.: silt .. -Bibliogr.in the text..1. The people (collection).Electronic copy source: PBOriginal storage place: Military Historical Library