| Year | 1948 |
| Date | 14-Oct |
| Volume | 99 |
| Issue | 2,473 |
| Page | 402 |
| Category | Obituary |
| Part | |
| Title | Douglas Picknell and his Work |
| Author | Melville D.Picknell |
| Notes | "Sir Launcelot" on the Birmingham SME. track, launch "Mayfly" powered by a Thornycroft engine, "Princess Marina" |