1. Blank detail specification for oscillator klystrons of assessed quality. (15th February 1979) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (15 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Powder metallurgical materials and products. Methods of testing and chemical analysis of hardmetals. Determination of Young's modulus Part 4-4.7, (28th February 1979) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (4 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗