Subject
- League of Arab States1
- Liebig, Justus, Freiherr von, 1803-18731
- Light--Wave-length1
- Lilienthal, Otto, 1848-18961
- Lorentz, H. A. (Hendrik Antoon), 1853-19281
- Luxembourg1
- Macdonald, J. R.1
- Malaria1
- Malaria--Treatment1
- Malaysia1
- Mali1
- Marshall Islands--Bikini Atoll1
- Martinique1
- Martín, de Porres, Saint, 1579-16391
- Mathematicians4
- Mayer, Maria Goeppert, 1906-19721
- Mechanical engineers1
- Medical botanists2
- Medical scientists1
- Medical students1