depth hardness measurement was conceived in 1908 by Viennese professor Paul Ludwik in his book Die Kegelprobe (crudely, "the cone test"). The differential-depth...

Ludwik Witold Rajchman (Polish pronunciation: [ˈlud.vik ˈfi.tɔld ˈraj.xman]; 1 November 1881 – 13 July 1965) was a Polish physician and bacteriologist...

from a multilingual area. His name is transliterated as follows: English: Ludwik Lejzer Zamenhof – English pronunciation: /ˈzæmənhɒf, ˈzæmɪnhɒf, -nɒv, -nɒf/...

13 June 1999 by Pope John Paul II in Warsaw, Poland. He was born to a mining and deeply religious family in Chorzów. Ludwik was an altar boy from a young...

Johannes Ruths, 1930 Johann Kremenezky, 1930 Hermann Michel [de], 1930 Paul Ludwik, 1929 Fritz Haber, 1929 Mirko Gottfried Ros, 1928 Friedrich Gebers, 1928...

Ludwik Władysław Franciszek Kondratowicz (29 September 1823 – 15 September 1862), better known as Władysław Syrokomla (Lithuanian: Vladislovas Sirokomlė)...

Ludwik Gross (September 11, 1904 – July 19, 1999) was a Polish-American virologist who discovered two different tumor viruses—murine leukemia virus and...

17, 1674, in the name of Saint Peter and St Paul. In 1827 the church was rebuilt by order of Count Ludwik Michał Pac. The architect Enrico Marconi reconstructed...

Ludwik "Hanka" Kalkstein (13 March 1920, in Warsaw – 26 October 1994, in Munich) was a Polish Nazi collaborator of German descent. He worked as a Nazi...

Paul Johannes Tillich (/ˈtɪlɪk/; German: [ˈtɪlɪx]; August 20, 1886 – October 22, 1965) was a German-American Christian existentialist philosopher, Christian...