1. Guide to design and use of identification cards as financial transaction cards. (30th November 1990) 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) ↗
2. Information processing systems. Data interchange on 90 mm (3, 5 in) flexible disk cartridges using modified frequency modulationrecording at 15916 ftprad, on 80 tracks on each side. Track format Part 2, (28th October 1990) 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) ↗
3. Specification for helical-scan video tape cassette system using 12.65 mm (0.5 in) magnetic tape on type L. (30th March 1990) 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) ↗
4. Specification for pre-recorded optical reflective videodisks for 50 Hz/625 lines CCIR monochrome and colour coding PAL systems. (1st December 1990) 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) ↗