| Year | 1917 |
| Date | 01-Nov |
| Volume | 37 |
| Issue | 862 |
| Page | 276 |
| Category | General |
| Part | |
| Title | How to Manage Small Power Plants |
| Author | W.T.Wardale |
| Notes | Practical Hints for National Service Workers. The steam pressure gauge, how the gauge receives the pressure, onterior of "Bourdon" type steam pressure gauge, outside view with syphon attachment, throttling the gauge, removing the scale |