| |||
| inversion lettres | |||
| |||
| inversion-lettres f | |||
| commutation de lettres | |||
|
letter shift : 3 phrases in 2 subjects |
| Communications | 2 |
| Telegraphy | 1 |
| |||
| inversion lettres | |||
| |||
| inversion-lettres f | |||
| commutation de lettres | |||
|
letter shift : 3 phrases in 2 subjects |
| Communications | 2 |
| Telegraphy | 1 |