| Year | 1915 |
| Date | 25-Mar |
| Volume | 32 |
| Issue | 726 |
| Page | 251 |
| Category | Workshop Topics |
| Part | |
| Title | Some Hints in Drilling |
| Author | Fred Horner |
| Notes | Jig to centre drill in boss, drill jigs for round work, split blocks to carry drills on slide-rest, stop for various diameters of drill, hole in end of tool to carry centre drill |