| Year | 1954 |
| Date | 10-Jun |
| Volume | 110 |
| Issue | 2,768 |
| Page | 634 |
| Category | Internal Combustion |
| Part | |
| Title | Testing small I.C. Engines |
| Author | P.G.F.Chinn |
| Notes | Band-brake dynamometer by R.E.Mitchell, principles of the solid friction brake, of the hydraulic dynamometer, of the torque reaction cradle dynamometer |