Fáddáevttohusat
- Physicists 9 bohtosa
- History 7 bohtosa
- Physics 6 bohtosa
- International Geophysical Year, 1957-1958 3 bohtosa
- Science 3 bohtosa
- Geomagnetism 2 bohtosa
- Observations 2 bohtosa
- Pendulum 2 bohtosa
- Research 2 bohtosa
- Biography 1 bohtosa
- Electric currents 1 bohtosa
- Electrodynamics 1 bohtosa
- Exploring expeditions 1 bohtosa
- Methodology 1 bohtosa
- Metric system 1 bohtosa
- Nuclear energy 1 bohtosa
- Philosophy 1 bohtosa
- Social aspects 1 bohtosa
- Units 1 bohtosa
- Weights and measures 1 bohtosa