| Year | 1939 |
| Date | 30-Nov |
| Volume | 81 |
| Issue | 2,012 |
| Page | 618 |
| Category | Trade |
| Part | |
| Title | A New Combination Machine Tool (Gilman "Four-in-One") |
| Author | |
| Notes | Interesting and ingenious tool-room machine. Precision lathe, sensitive drill, horizontal mill, vertical mill |