| Year | 1938 |
| Date | 23-Jun |
| Volume | 78 |
| Issue | 1,937 |
| Page | 582 |
| Category | Workshop |
| Part | |
| Title | Notes on the Design and Production of Cams |
| Author | D.H.Chaddock |
| Notes | Shaping the cam by means of a number of longitudinal passes of a fly-cutter, set up on a 3 1/2" lathe for generating cams, fly-cutterm mandrel and partly finished cams, (photos by E.T.Westbury), tappet clearance |