31. Hollow metallic waveguides. Relevant specifications for ordinary rectangular waveguides Part 2, (31st March 2017) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
32. Industrial systems, installations and equipment and industrial products. Structuring principles and reference designations. Power supply systems Part 10, (25th August 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (56 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
33. Machine tool ball screws. Method of calculation of static axial rigidity Part 4, (31st July 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
34. Machine tool ball screws. Specification for accuracy, including geometrical tests Part 2, (30th April 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
35. Measuring relays and protection equipment. Functional requirements for over/under voltage protection Part 127, (28th February 2014) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
36. Method for measurement of reverberation time in auditoria. (30th June 1976) 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) ↗
37. Method of test for effect of braking on steady state cornering behaviour of road vehicles. (28th February 1986) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
38. Methods for rating the sound insulation in buildings and of building elements. Method for rating the airborne sound insulation in buildings and of interior building elements Part 1, (31st December 1984) 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) ↗
39. Methods for rating the sound insulation in buildings and of building elements. Method for rating the airborne sound insulation of façade elements and façades Part 3, (31st December 1984) 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) ↗
40. Methods for rating the sound insulation in buildings and of building elements. Method for rating the impact sound insulation Part 2, (31st December 1984) 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) ↗