| Year | 1908 |
| Date | 20-Aug |
| Volume | 19 |
| Issue | 382 |
| Page | 178 |
| Category | Workshop |
| Part | |
| Title | Patterns for an Aluminium Crank Chamber |
| Author | J.D.Garscadden |
| Notes | With special reference to Mr. Hawley's 2 1/2 h.-p. cycle motor. Section through ensemble, finshed pattern of gear box half, method of making sides, rim built up & drawn off, provision for trimming |