| Year | 1930 |
| Date | 01-May |
| Volume | 62 |
| Issue | 1,512 |
| Page | 425 |
| Category | Model Marine Notes |
| Part | |
| Title | Propeller Design |
| Author | V.W.D.B. |
| Notes | Method of testing power required to propel vessels, of testing propeller H.P., diagram of propulsive and lifting forces due to propeller, developmnt of propeller blades |