1. Specification for rod and links for root machinery. Carrot and sugar beet harvesters: metric units Part 4, (31st December 1969) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Specification for topping knives for sugar beet harvesters. Metric units. (20th January 1969) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗