21. Geotextiles and geotextile-related products. Determination of water permeability characteristics normal to the plane, without load. (15th May 1999) 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) ↗
22. Graphical symbols for components of servo-mechanisms. General servo-mechanisms Part 2, (28th February 1964) 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) ↗
23. Graphical symbols for components of servo-mechanisms. Transductors and magnetic amplifiers Part 1, (25th May 1960) 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) ↗
24. Graphical symbols for diagrams. Part 1: General, qualifying and generic symbols Part 1, (15th February 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
25. Graphical symbols for use in schools and colleges. (15th December 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
26. Graphical symbols for use in schools and colleges. (15th July 1986) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (37 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
27. Guide on the reliability of electronic equipment and parts used therein. Presentation of reliability data on electronic components (or parts) Part 3, (28th September 1979) 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) ↗
28. Guide to design structure diagrams for use in program design and other logic applications. (31st December 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (52 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
29. Guide to statistical interpretation of data. Tests for departure from normality Part 7, (15th September 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
30. Hollow metallic waveguides. General requirements and measuring methods Part 1, (31st March 2017) 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) ↗