11. Aluminium and aluminium alloys. Tread plate. Specifications. (15th July 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
12. Specification for unvented hot water storage units and packages. (30th March 1990) 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) ↗
13. Optics and optical instruments. Preparation of drawings for optical elements and systems. Material imperfections. Inhomogeneity and striae Part 4, (15th November 1997) 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) ↗
14. Pressure equipment made from borosilicate glass 3.3. General rules for design, manufacture and testing. (15th August 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
15. Reusable rubber contraceptive diaphragms. Freedom from visible defects Part 4, (15th August 1997) 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) ↗
16. Harmonized system of quality assessment for electronic components. Generic specification: image converter and image intensifier tubes. (31st December 1980) 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) ↗
17. Specification for test methods for transparent materials for aircraft glazing. Determination of optical deviation Part 7, (15th November 1997) 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) ↗
18. Round and sawn timber. Method of measurement of biological degrade. (15th September 1997) 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) ↗
19. Pulps. Estimation of dirt and shives. Inspection by reflected light Part 3, (15th April 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
20. Non-destructive testing of steel forgings. Penetrant testing Part 2, (15th September 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗