| Year | 1925 |
| Date | 19-Feb |
| Volume | 52 |
| Issue | 1,243 |
| Page | 202 |
| Category | Materials |
| Part | |
| Title | Steels in Everyday Use |
| Author | J.R.N. |
| Notes | Self-hardening steel, high-speed steel, modern high-speed steel, manganese steel, carbon tool steel, granite steel, bright-drawn steel, silver steel, shear steel |