| Year | 1955 |
| Date | 15-Dec |
| Volume | 113 |
| Issue | 2,847 |
| Page | 904 |
| Category | Electronic |
| Part | 2 |
| Title | Notes on Radio Control. Remote Steering |
| Author | Raymond F.Stock |
| Notes | Mark-Space system. Workable design, pulse-drum details, mounting the brush, new wire ... , circuit details |