Columbia Encyclopedia

(Encyclopedia) Siegen, Ludwig von lo͝otˈvĭkh fən zēˈgən [key], c.1609–1680, German engraver, b. Holland, educated in Germany. He is said to have invented (c.1640) the mezzotint process of engraving. Among h...

(Encyclopedia) Amsdorf, Nikolaus von nēˈkōlous fən ämsˈdôrf [key], 1483–1565, German Protestant reformer. He became a devoted supporter of Martin Luther. Elector John Frederick I of Saxony appointed Amsdorf...

(Encyclopedia) Berzelius, Jöns Jakob, Baron bərzēˈlēəs; Swed. yöns yäˈkôp bĕrsāˈlĭəs [key], 1779–1848, Swedish chemist, M.D. Univ. of Uppsala, 1802. He was noted for his work as teacher at the medic...

(Encyclopedia) Arnim, Achim or Joachim von äkhˈĭm, yōäkhˈĭm, fən ärˈnĭm [key], 1781–1831, German writer of the romantic school. He is best remembered for his work with his brother-in-law, Clemens Brenta...

(Encyclopedia) Collingwood, Cuthbert Collingwood, Baron: see Trafalgar, battle of. ...

(Encyclopedia) Fourier, Jean Baptiste Joseph, Baron, 1768–1830, French mathematician and physicist. He was noted for his researches on heat and on numerical equations. He originated Fourier's theorem on vibratory ...

(Encyclopedia) Drygalski, Erich von āˈrĭkh fən drēgälˈskē [key], 1865–1949, German polar explorer. A professor of geography at the Univ. of Munich, he led an expedition that wintered (1892–93) in W Green...

(Encyclopedia) Sachs, Julius von fə zäks [key], 1832–97, German botanist. A professor at the Univ. of Würzburg from 1868, he was a founder of experimental plant physiology. He demonstrated the importance of tra...

(Encyclopedia) Sacy, Antoine Isaac, Baron Silvestre de äNtwänˈ ēzäkˈ bärôNˈ sēlvĕˈstrə də säsēˈ [key], 1758–1838, French Orientalist. Sacy's works on Arabic were pioneering, and he was one of the ...

(Encyclopedia) Dacre of Glanton, Baron: see Trevor-Roper, Hugh Redwald. ...