| Year | 1940 |
| Date | 25-Jan |
| Volume | 82 |
| Issue | 2,020 |
| Page | 86 |
| Category | Railway |
| Part | |
| Title | Railway Practice |
| Author | Chas S.Lake |
| Notes | G.W.R. "6100"Class Tank Locomotive, G.W.R.Saloon Coaches with Observation Ends, Locomotive Balancing, dimensions and weight distribution of Class "6100" tank engine G.W.R., Wheel Arrangement of Express Locomotives (4-6-2 L.M.S.R.) |