| Year | 1923 |
| Date | 14-Jun |
| Volume | 48 |
| Issue | 1,155 |
| Page | 627 |
| Category | Workshop |
| Part | |
| Title | Marking Off. Being some Account of a Demonstration at the London S.M.E. Workshop (SM&EE) |
| Author | R.A.Allman |
| Notes | The tools, marking off sheet or plate, dealing with holes, dealing with round stock, reading the rule, marking off a keyway, holding work for marking off, testing the square, sighting the mark, the marking square, humouring the casting |