51. Tracked Changes. Health and safety in welding and allied processes. Transparent welding curtains, strips and screens for arc welding processes. (26th May 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (56 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
52. Health and safety in welding and allied processes. Transparent welding curtains, strips and screens for arc welding processes. (25th May 2023) 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) ↗
53. Safety signs and colours. Specification for colorimetric and photometric properties of materials Part 2, (29th August 1980) 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) ↗
54. 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) ↗
55. 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) ↗
56. Photographic flash equipment. Method for determination of flash guide numbers Part 6, (31st March 1980) 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) ↗
57. 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) ↗
58. Cinematography. Production and presentation. Screens and screen luminance. Specification for cinematograph screens Part 7.2.5, (30th July 1976) 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) ↗
59. Recommendation for the determination of the ink absorbency of paper and board by use of K & N ink. (31st March 1970) 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) ↗
60. Harmonized system of quality assessment for electronic components: sectional specification: radio frequency coaxial connectors, series SMA. (31st January 1983) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗