| Year | 1936 |
| Date | 27-Aug |
| Volume | 75 |
| Issue | 1,842 |
| Page | 194 |
| Category | Smoke Rings |
| Part | |
| Title | Workshop Facts and Figures |
| Author | Percival Marshall |
| Notes | "Workshop Figures Simply Explained" extended in collaboration with R.Barnard Way under its new title ""Workshop Facts and Figures" |