Fáddáevttohusat
- Architecture 1 bohtosa
- Astronomy 1 bohtosa
- Astronomy, Assyro-Babylonian 1 bohtosa
- Astronomy, Greek 1 bohtosa
- Avalanches 1 bohtosa
- Biography 1 bohtosa
- Catastrophes (Geology) 1 bohtosa
- Congresses 1 bohtosa
- Control 1 bohtosa
- Curiosities and wonders 1 bohtosa
- Diatoms 1 bohtosa
- Distributed processing 1 bohtosa
- Documentary films 1 bohtosa
- Earthquake effects 1 bohtosa
- Ecology 1 bohtosa
- Electronic data processing 1 bohtosa
- Entomology 1 bohtosa
- Forests and forestry 1 bohtosa
- History 1 bohtosa
- Ice 1 bohtosa
- Lifeline earthquake engineering 1 bohtosa
- Mathematics 1 bohtosa
- Mathematics, Greek 1 bohtosa
- Mechanical engineering 1 bohtosa
- Mountain ecology 1 bohtosa
- Natural history 1 bohtosa
- Physicists 1 bohtosa
- Public utilities 1 bohtosa
- Rangelands 1 bohtosa
- Research 1 bohtosa
- Science 1 bohtosa
- Underground utility lines 1 bohtosa
- Zoology 1 bohtosa