| Year | 1946 |
| Date | 12-Dec |
| Volume | 95 |
| Issue | 2,379 |
| Page | 589 |
| Category | Petrol Engine Topics |
| Part | |
| Title | Multi-Cylinder Developments |
| Author | Edgar T.Westbury |
| Notes | The frontal view of Gerald Smith's 18-cylinder radial engine, the Wall 30-c.c. o.h.v. four-cylinder engine, crankshaft, connecting-rods, pistons and main bearing housing, Dr. Fletcher's 7-cylinder radial engine |