61. Road traffic signs and internally illuminated bollards. Specification for miscellaneous signs Part 2, (31st July 1984) 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) ↗
62. Road traffic signs and internally illuminated bollards. Specification for posts and fittings Part 7, (31st July 1984) 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) ↗
63. Road vertical signs. Variable message traffic signs. (29th April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (130 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
64. Ships and marine technology. Ballast water management systems (BWMS). Risk assessment and risk reduction of BWMS using electrolytic methods Part 2, (9th December 2021) 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) ↗
65. Ships and marine technology. Low-location lighting (LLL) on passenger ships. Arrangement. (15th January 2021) 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) ↗
66. Ships and marine technology. Low-location lighting (LLL) on passenger ships. Arrangement. (3rd April 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (42 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
67. Specification for advance warning triangle to indicate temporary obstructions. (15th January 1965) 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) ↗
68. Specification for high pressure mercury vapour lamps. (30th July 1982) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (35 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
69. Specification for illuminance meters. (15th October 1996) 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) ↗
70. Specification for luminance meters. (15th August 1998) 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) ↗