| Year | 1937 |
| Date | 06-May |
| Volume | 76 |
| Issue | 1,878 |
| Page | 417 |
| Category | Tool-Room Topics |
| Part | |
| Title | The Accurate Spacing of Holes |
| Author | R.Hutcheson |
| Notes | The Johansson compound slide dividing table, mounted on the lathe faceplate, plan view of with boring job in place, a sine protractor, sine protractors, the suggested sine protractor, drilling of spotting jig |