1. Specification for domestic front entrance gates. Metal gates Part 1, (19th December 1966) 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. Specification for domestic front entrance gates. Specification for metal gates Part 1, (15th December 1996) 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) ↗