1. Harmonized system of quality assessment for electronic components: generic specification: varistors. (29th December 1978) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Harmonized system of quality assessment for electronic components: sectional specification: tantalum chip capacitors. (28th April 1978) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (26 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Methods of test for footwear and footwear materials. Testing of complete footwear. Resistance of finished footwear to water penetration (trough test) Part 5.5, (31st May 1978) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Specification for general requirements for equipment for use in aircraft. All equipment. Environmental conditions. Change of temperature Part 2.3.15, (31st January 1978) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗