1. Methods of numbering propulsion units and components and describing their direction of rotation. (31st August 1977) 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) ↗
2. Specification for piston rings up to 200 mm diameter for reciprocating internal combustion engines. Designs, dimensions, materials and designations for multi-piece oil control rings Part 2, (31st August 1977) 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) ↗