41. Internal combustion compression-ignition engines. Measurement apparatus for smoke from engines operating under steady-state conditions. Filter type smokemeter. (15th November 1998) 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) ↗
42. Jewellery. Colours of gold alloys. Definition, range of colours and designation. (8th January 2020) 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) ↗
43. Light and lighting. Lighting of work places. Indoor work places Part 1, (25th August 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (120 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
44. Liquid crystal display devices. Measuring methods for liquid crystal display modules. Reflective type Part 6-2, (31st May 2013) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (58 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
45. Method for determination of the windscreen fogging characteristics of organic trim materials in motor vehicles. (31st October 1978) 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) ↗
46. Method for measuring the screen luminance, contrast and reflectance of microform readers. (29th April 1983) 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) ↗
47. Methods for measurement of reflectance of rear view mirrors. (28th February 1979) 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) ↗
48. Methods for the analysis of oilseeds. Determination of oil, moisture and volatile matter, and protein by infrared reflectance Part 6, (30th May 1986) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (4 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
49. Methods of test for anodic oxidation coatings on aluminium and its alloys. Determination of infra-red reflectance Part 14, (30th April 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (4 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
50. Methods of test for paints. Optical tests on paint films. Comparison of contrast ratio (hiding power) of paints of the same type and colour Part D4, (15th July 1974) 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) ↗