41. ISO general purpose metric screw threads. Tolerances. Principles and basic data Part 1, (20th January 2022) 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) ↗
42. ISO general purpose metric screw threads. Tolerances. Principles and basic data Part 1, (7th October 2020) 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) ↗
43. Materials and articles in contact with foodstuffs. Transport units for catering containers containing prepared foodstuffs. Thermal and hygienic requirements and testing. (17th March 1999) 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) ↗
44. Metallic materials. Rockwell hardness test. Calibration of reference blocks (scales A, B, C, D, E, F, G, H, K, N, T) Part 3, (15th November 1999) 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) ↗
45. Method for determining departures from roundness by measuring variations in radius. (27th February 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) ↗
46. Method for measurement of turning dimensions of wheeled earthmoving machinery. (30th March 1984) 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) ↗
47. Methods for calibration of vertical cylindrical tanks for petroleum and liquid petroleum products. Optical-reference-line method Part 2, (15th January 1994) 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) ↗
48. Notched bar tests. Specification for verification of the test machine used for precision determination of Charpy V-notch impact energies for metals Part 7, (15th December 1998) 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) ↗
49. Ophthalmic instruments. Ophthalmometers. (30th September 2014) 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) ↗
50. Ophthalmic optics. Contact lenses. Measurement methods Part 3, (30th April 2018) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (48 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗