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Oberth, Hermann Julius

(Encyclopedia)Oberth, Hermann Julius, 1894–1989, Austro-German astronautical pioneer, b. Hermannstadt, Austria-Hungary (now Sibiu, Romania). Beginning his studies in astronautics before World War I, he first prop...

Kroehl, Julius Hermann

(Encyclopedia)Kroehl, Julius Hermann, 1820–67, German-American inventor and engineer, b. Memel, Prussia (now Klaipeda, Lithuania). Immigrating in 1844 to the United States, he became an iron manufacturer and civi...

Saint Jean

(Encyclopedia)Saint Jean săN zhäN [key], city (1991 pop. 37,607), S Que., Canada, on the Richelieu River, SE of Montreal. It is an industrial center with textile and hosiery mills and manufactures such as sewing ...

Clausius, Rudolf Julius Emanuel

(Encyclopedia)Clausius, Rudolf Julius Emanuel ro͞oˈdôlf yo͞oˈlyo͝os āmäˈno͞oĕl klouˈzēo͝os [key], 1822–88, German mathematical physicist. A pioneer in the science of thermodynamics, he introduced th...

Vigo, Jean

(Encyclopedia)Vigo, Jean zhäN vēgōˈ [key], 1905–34, French movie director, whose original name was Jean Almereyda. His reputation is based on two superb films: Zéro de Conduite (1933) and L'Atalante (1934, u...

Julius I, Saint

(Encyclopedia)Julius I, Saint, pope (337–52), a Roman; successor of St. Marcus. In the controversy over Arianism, when both sides appealed to him for support, he convened a synod at Rome (340), at which were pres...

Dior, Christian

(Encyclopedia)Dior, Christian krēstyäNˈ dē-ôrˈ [key], 1905–57, French fashion designer. He established his main house of couture in Paris (1946) and by 1958 had salons in 15 countries employing more than 2,...

Dorat, Jean

(Encyclopedia)Dorat, Jean: see Daurat, Jean.

Lafitte, Jean

(Encyclopedia)Lafitte, Jean: see Laffite, Jean. ...

Daumat, Jean

(Encyclopedia)Daumat, Jean: see Domat, Jean.