| Year | 2006 |
| Date | 15-Sep |
| Volume | 197 |
| Issue | 4,282 |
| Page | 309 |
| Category | Smoke Rings |
| Part | |
| Title | Locomotive drawings (Communication from John Bauer, Canada) |
| Author | Editors |
| Notes | Design of O-ring glands for piston rods; Parker company; drawings for Canadian Pacific Railways G3j type Pacific locomotive |