1. Screwing taps. Taps for Unified threads (and for the obsolescent threads of Whitworth and BA forms) Part 2, (30th April 1979) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (49 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Screws with captive washers for aircraft. (31st December 1958) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Specification for aluminium alloy hexagonal headed bolts (B.A. and B.S.F. threads) for aircraft. (8th November 1962) 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) ↗
4. Specification for aluminium alloy hexagonal nuts (B.A and B.S.F. threads) (ordinary and slotted) for aircraft. (8th November 1962) 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) ↗
5. Specification for British Association (B.A.) screw threads with tolerances for sizes 0 B.A. to 16 B.A. (25th May 1951) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Specification for cadmium-plated steel hexagonal-headed bolts (B.A. and B.S.F. threads) with close tolerance shanks for aircraft. (17th May 1962) 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) ↗
7. Specification for double-ended open-jawed spanners for B.A. hexagon sizes. (10th March 1952) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Specification for screw gauge limits and tolerances. Gauges for screw threads of Whitworth and BA forms Part 2, (9th November 1971) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Specification for screw thread measuring cylinders. (17th August 1964) 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) ↗
10. Specification for screw thread metric series measuring cylinders. (31st May 1978) 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) ↗