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Curtis, Cyrus Hermann Kotzschmar

(Encyclopedia)Curtis, Cyrus Hermann Kotzschmar, 1850–1933, American publisher and philanthropist, b. Portland, Maine. He started his first periodical, The People's Ledger, in Boston in 1872. Later, in Philadelphi...

Kopp, Hermann Franz Moritz

(Encyclopedia)Kopp, Hermann Franz Moritz hĕrˈmän fräntz mōˈrĭts kôp [key], 1817–92, German physical chemist and historian of chemistry. His research concerned the connection between the physical propertie...

Schomburgk, Sir Robert Hermann

(Encyclopedia)Schomburgk, Sir Robert Hermann shŏmˈbərk [key], 1804–65, English traveler and explorer, b. Germany. Under the direction of the Royal Geographical Society he went on a trip of botanical and geogra...

Strauss, David Friedrich

(Encyclopedia)Strauss, David Friedrich däˈvēt frēˈdrĭkh shtrous [key], 1808–74, German theologian and philosopher. In Berlin he studied (1831–32) Hegelian philosophy. As tutor at Tübingen he lectured on ...

Ladd-Franklin, Christine

(Encyclopedia)Ladd-Franklin, Christine, 1847–1930, American scientist, b. Windsor, Conn., grad. Vassar 1869. She was the first woman student to enter Johns Hopkins (1878), her special studies being directed towar...

Wrangell Island

(Encyclopedia)Wrangell Island răngˈgəl [key], 30 mi (48 km) long and 5 to 14 mi (8.1–22.5 km) wide, off SE Alaska in the Alexander Archipelago, south of the mouth of the Stikine River. It was occupied in 1834 ...

Dieskau, Ludwig August, Baron

(Encyclopedia)Dieskau, Ludwig August, Baron lo͞otˈvĭkh ouˈgo͞ost bärōnˈ dēˈskou [key], 1701–67, French general in the French and Indian Wars. In 1755 he was sent to take command of French troops in Amer...

Delbrück, Max Ludwig Henning

(Encyclopedia)Delbrück, Max Ludwig Henning dĕlˈbrük [key], 1906–1981, American biophysicist, b. Berlin, Germany. Ph.D, Univ. of Göttingen, 1930. He spent most of his career as a professor at the California I...

Dreyer, Johan Ludwig Emil

(Encyclopedia)Dreyer, Johan Ludwig Emil yōˈhän lo͝otˈvĭkh āˈmēl [key], 1852–1926, Danish astronomer, b. Copenhagen, who worked in Great Britain. He was assistant astronomer at the earl of Rosse's observa...

Drude, Paul Karl Ludwig

(Encyclopedia)Drude, Paul Karl Ludwig poul kärl lo͝otˈvĭkh dro͞oˈdə [key], 1863–1906, German physicist. Drude first experimented with the physical determinants of optical constants, measuring the optical c...