| Year | 1949 |
| Date | 02-Jun |
| Volume | 100 |
| Issue | 2,506 |
| Page | 664 |
| Category | Steam |
| Part | |
| Title | Utility Steam Engines. The "Spartan" Uniflow engine |
| Author | Edgar T.Westbury |
| Notes | Side sectional elevation of engine adapted for piston valve, compounding, timing of eccentric, valve port sizes, a modified "Spartan" engine, cylinder head, eccentric sheave |