61. Tracked Changes. Destructive tests on welds in metallic materials. Macroscopic and microscopic examination of welds. (13th May 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
62. Tracked Changes. Semiconductor devices. Mechanical and climatic test methods. Mechanical shock. device and subassembly Part 10, (15th September 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (38 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗