1. BS ISO 22554. Ships and marine technology. Propeller shaft revolution indicators. Electric type and electronic type. (14th September 2022) 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) ↗
2. Ships and marine technology. Propeller shaft revolution indicators. Electric type and electronic type. (9th August 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Tracked Changes. Ships and marine technology. Propeller shaft revolution indicators. Electric type and electronic type. (5th September 2023) 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) ↗