31. Safety signs and colours. Specification for additional signs to those given in BS 5378:Part 1 Part 3, (31st August 1982) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
32. Short-circuit currents in d.c auxiliary installations in power plants and substations. Calculation of short-circuit currents Part 1, (31st October 2009) 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) ↗
33. Specification for on-load tap-changers. (31st October 1978) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
34. Tracked Changes. Digital addressable lighting interface. General requirements. Control devices Part 103, (3rd March 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (252 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
35. Tracked Changes. Water-tube boilers and auxiliary installations. Inspection during construction, documentation and marking of pressure parts of the boiler Part 6, (6th April 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (94 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
36. Tracked Changes. Water-tube boilers and auxiliary installations. Materials for pressure parts of boilers and accessories Part 2, (9th February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (98 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
37. Tracked Changes. Water-tube boilers and auxiliary installations. Part 9. Requirements for firing systems for pulverized solid fuels for the boiler Part 9, (1st December 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (72 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
38. Tracked Changes. Water-tube boilers and auxiliary installations. Requirements for safety devices against excessive pressure Part 10, (22nd March 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
39. Tracked Changes. Water-tube boilers and auxiliary installations. Workmanship and construction of pressure parts of the boiler Part 5, (29th September 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (234 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
40. Universal Decimal Classification. English full edition. Auxiliary signs and subdivisions (except those of place) (31st January 1974) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (2 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗