Bulletin of the Society of Technologists.1902. [T.9].No. 4. April

Society of Technologists (Petersburg).Bulletin of the Society of Technologists.-St. Petersburg, 1894-1914.-.1. The people (collection).Electronic copy source: PBOriginal storage location: PSUPS1902. [T.9].No. 4. April: year of ed.9. - Type.R. Golika, 1902. -149-182 p., 2 l.crap.: table., Damn .. -Part of the text is for the last.foreign.ulcer.It turns out once a month.Bibliogr.In the text and subscription.Note .. - Ex.: without region..1. The people (collection).Electronic copy source: PBOriginal storage location: PSUPS