| Year | 1939 |
| Date | 09-Nov |
| Volume | 81 |
| Issue | 2,009 |
| Page | 527 |
| Category | Workshop |
| Part | |
| Title | Gauges and Gauging |
| Author | R.Barnard Way |
| Notes | For those on National Service. Details of the British standard yard bar, sections of modern standard bars, some types of reference gauges and their degrees of accuracy |