| Year | 1935 |
| Date | 04-Apr |
| Volume | 72 |
| Issue | 1,769 |
| Page | 323 |
| Category | Workshop Topics |
| Part | |
| Title | A War Time Internal Grinder |
| Author | V.W.D.B. |
| Notes | Longitudinal section, cross section, front and back views of cone bearing, alternative spindle with collet chuck |