71. Contact lenses. Specification for rigid contact lenses Part 1, (29th September 1989) 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) ↗
72. Specification for cellulose finishing scheme for aeronautical purposes. (21st November 1966) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (5 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
73. Specification for pressure-sensitive adhesive identification tape. (28th February 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) ↗
74. Specification for general requirements for bolts and nuts of tensile strength not exceeding 180000 lbf/in2 (125 hbar). (29th July 1983) 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) ↗
75. Specification for harmonized system of quality assessment for electronic components. Capability detail specification: multilayer printed boards. (28th February 1991) 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) ↗
76. Metal-clad base materials for printed wiring boards. Specification for phenolic cellulose paper copper-clad laminated sheet of defined flammability (horizontal burning test) Part 14, (28th February 1989) 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) ↗
77. Specification for high gloss finishing scheme for aeronautical purposes. (21st November 1966) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (6 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
78. Specification for design and manufacture of shell boilers of welded construction. (31st October 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
79. Specification for light-weight aluminium finishing scheme (cellulose base) for aeronautical purposes. (21st November 1966) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (5 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
80. Specification for phenolic mouldings for aeronautical purposes. (31st January 1966) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (2 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗