| Year | 2019 |
| Date | 04-Jan |
| Volume | 222 |
| Issue | 4,603 |
| Page | 109 |
| Category | Workshop |
| Part | 1 |
| Title | A Large Capacity Coventry Diehead |
| Author | David Earnshaw |
| Notes | Revisits his Coventry diehead attachment and reworks the design for a larger lathe. CHS and CH dieheads, Mark 2 attachment, body, shell reamers and arbors |