| Year | 1921 |
| Date | 13-Oct |
| Volume | 45 |
| Issue | 1,068 |
| Page | 299 |
| Category | General |
| Part | |
| Title | Cardboard Model Bridges |
| Author | Herbert Addison |
| Notes | Plate web girder sustaining two 56-lb weights, weight of plate girder web 9 ozs., lattice girder bridge, constructional details |