271. Specification for screwdrivers. Screwdrivers and screwdriver bits for recessed head screws Part 2, (1st November 1975) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (17 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
272. Specification for automatic flushing cisterns for urinals. (26th September 1972) 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) ↗
273. Methods for notched bar tests. The Charpy V-notch impact test on metals Part 2, (30th March 1972) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (13 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
274. Specification for thermal-storage electric water heaters (constructional and water requirements). (29th June 1986) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
275. Secure storage units. Classification for high security locks according to their resistance to unauthorized opening. (15th April 1999) 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) ↗
276. Specification for chucks for machine tools and portable power tools. Work-holding chucks Part 2, (19th October 1972) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (17 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
277. Sampling and examination of bituminous mixtures for roads and other paved areas. Methods for design and physical testing Part 3, (1st July 1986) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (33 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
278. Specification for gymnasium equipment. Particular requirements. Gymnastic competition equipment Part 2-2.5, (30th November 1972) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (23 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
279. Specification. Commercial refrigerated storage cabinets of the closed reach-in type. (30th April 1976) 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) ↗
280. Specification for screwdrivers. Ratchet screwdrivers Part 4, (13th October 1973) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (1 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗