| Year | 1944 |
| Date | 30-Mar |
| Volume | 90 |
| Issue | 2,238 |
| Page | 291 |
| Category | Locomotive |
| Part | |
| Title | "Petrolea". 3 1/2-in. gauge 2-4-0 G.E.R. locomotive |
| Author | LBSC |
| Notes | Tricky! How to set up for boring, how to bore the cylinders, reamers, reamerless finishing, the second bore, how to face the other end, how to polish up unreamed bores, how to machine the sides of the castings |