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Materia
- Archaeology 9
- Area Studies 9
- Agriculture 1
- Biochemistry 1
- Buddhism and Eastern Religions 1
- Church History 1
- Cosmology 1
- Earth and Environmental Science: General Interest 1
- Ecology and Conservation 1
- European History after 1450 1
- European Studies 1
- History of Medicine 1
- Medieval and Renaissance Music 1
- Molecular Biology 1
- Natural Resource Management 1
- Plant Sciences 1
- Psychology: General Interest 1
- Relativity and Gravitation 1
- Russian and East European History 1
- Science Handbooks 1