| Year | 1997 |
| Date | 28-Mar |
| Volume | 178 |
| Issue | 4,038 |
| Page | 374 |
| Category | Turbine |
| Part | 2 |
| Title | Building the Schrekling Gas Turbine |
| Author | Chris Penrose |
| Notes | Describes turbine blade manufacture. Annealing stainless steel, turbine wheel, opening out the root, top trailing edge, top leading edge, under camber |