Bulletin of the Society of Technologists.1900. [T.7].No. 4. April

Bulletin of the Society of Technologists1900. [T.7].No. 4. April: year of ed.7. - Type.R. Golika, 1900. -131-188 p., 6 p.Count., Damn.: pl., table., Damn .. -Part of the text on it.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