1. Aeronautical ground lighting electrical installation. Control and monitoring systems. General requirements. (15th September 1997) 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. Vehicle parking control equipment. Specification for parking discs Part 7, (15th October 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Vehicle parking control equipment. Specification for pre-purchased parking vouchers Part 8, (15th October 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗