|
bottom surface : 17 phrases in 11 subjects |
| Acoustics | 1 |
| Architecture | 1 |
| Astronautics | 1 |
| Construction | 2 |
| Hydrology | 1 |
| Makarov | 5 |
| Mathematics | 1 |
| Technology | 1 |
| Transport | 2 |
| Weapons and gunsmithing | 1 |
| Wood processing | 1 |
|
bottom surface : 17 phrases in 11 subjects |
| Acoustics | 1 |
| Architecture | 1 |
| Astronautics | 1 |
| Construction | 2 |
| Hydrology | 1 |
| Makarov | 5 |
| Mathematics | 1 |
| Technology | 1 |
| Transport | 2 |
| Weapons and gunsmithing | 1 |
| Wood processing | 1 |