1. Science at the cross roads : papers from the second International Congress of the History of Science and Technology, 1931 /: papers from the second International Congress of the History of Science and Technology, 1931. (2013) Editors: Bukharin, N. I (Nikolaĭ Ivanovich) Other Names: International Congress of the History of Science and Technology, 2nd Record Type: Book Extent: 1 online resource (261 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗