planchette: 81 phrases in 15 subjects |
Astronautics | 2 |
Cinematography | 2 |
Construction | 7 |
Electronics | 1 |
Forestry | 7 |
Geology | 1 |
Mechanic engineering | 2 |
Metallurgy | 2 |
Military | 20 |
Mining | 2 |
Polygraphy | 3 |
Radio | 1 |
Surveying | 1 |
Technology | 12 |
Textile industry | 18 |