SUBJECT
- Aneroid barometer 1 Treffer
- Arithmetic 2 Treffer
- Astronomy 1 Treffer
- Atlases 3 Treffer
- Atmospheric pressure 1 Treffer
- Ballenas--Pacifico Nororiental 1 Treffer
- Bio-bibliography 1 Treffer
- Botany 15 Treffer
- Botany, Medical 1 Treffer
- Cinnamon 1 Treffer
- Climate 2 Treffer
- Clouds 1 Treffer
- Collection and preservation 1 Treffer
- Decimal system 1 Treffer
- Delfines--Pacifico Nororiental 1 Treffer
- Directories 1 Treffer
- Earthquakes 7 Treffer
- Ethnology 1 Treffer
- Ferns 1 Treffer
- Fishes--Cuba 1 Treffer
- Flowers 2 Treffer
- Geology 1 Treffer
- Histology 3 Treffer
- History 1 Treffer
- Human physiology 1 Treffer
- Logarithms 1 Treffer
- Magnetism, Terrestrial 2 Treffer
- Malinao (Volcano) 1 Treffer
- Marine biology 1 Treffer
- Marine ecology 1 Treffer
- Marine fishes--Cuba 1 Treffer
- Marine pollution 1 Treffer
- Marsopas--Pacifico Nororiental 1 Treffer
- Mathematics 1 Treffer
- Mayon 4 Treffer
- Meteorological stations 1 Treffer
- Meteorology 2 Treffer
- Metric system 2 Treffer
- Mineralogy 1 Treffer
- Mines and mineral resources 2 Treffer
- Mollusks 1 Treffer
- Mount Makiling 1 Treffer
- Natural history 1 Treffer
- Naturalists, Spanish 1 Treffer
- Orchids 1 Treffer
- Philippines 4 Treffer
- Planets 1 Treffer
- Plants 2 Treffer
- Plants, Ornamental 1 Treffer
- Research 1 Treffer more...