191. Lasers. Test methods for laser beam parameters. Beam positional stability. (15th September 2000) 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) ↗
192. Lashing and securing arrangements on road vehicles for sea transportation on Ro/Ro ships. General requirements. Commercial vehicles and combinations of vehicles, semi-trailers excluded Part 1, (30th April 1991) 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) ↗
193. Light microscopes. Minimum requirements for stereo microscopes. Information provided to the user Part 10.4, (15th September 1998) 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) ↗
194. Liquid pumps and pumps units. Noise test code. Grades 2 and 3 of accuracy. (17th April 2020) 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) ↗
195. Liquid pumps and pumps units. Noise test code. Grades 2 and 3 of accuracy. (19th September 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
196. Live-line washing systems for power installations with nominal voltages above 1 kV. Common requirements Part 1, (15th May 1999) 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) ↗
197. Luminaires. Particular requirements. Luminaires for emergency lighting Part 2-22, (16th April 2020) 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) ↗
198. Luminaires. Particular requirements. Luminaires for emergency lighting Part 2-22, (26th September 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
199. Machine tapers. Specification for spindle noses and tool shanks with self-release 7/24 tapers Part 4, (31st May 1989) 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) ↗
200. Magnetic compasses and binnacles. Recommendations for the positioning of compasses Part 3, (28th November 1969) 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) ↗