| Year | 1922 |
| Date | 27-Jul |
| Volume | 47 |
| Issue | 1,109 |
| Page | 78 |
| Category | Testing |
| Part | 8 |
| Title | Precision. Testing and Measuring Screw Threads |
| Author | |
| Notes | Standard measuring machine by Newall Engineering Co., plan, elevation and section, details, components, arrangement of gear wheels |