L. L. Zamenhof Lodwick, who in 1652 had published an early conlang proposal. When his brother Leon became a doctor and started signing his name "Dr L. Zamenhof", Zamenhof reclaimed his birth name "Lazar" and from 1901 signed his name "Dr L. L. Zamenhof" to avoid confusion with his brother. The two L's do not seem to have specifically represented either name, and the order "Ludwik Lazar" is a modern convention. In 1905 Zamenhof received the Légion d'honneur for creating Esperanto. In 1910, Zamenhof was nominated for the Nobel Peace Prize, by four British members of parliament (including James O'Grady, Philip Snowden) and
Ludwik Rajchman the first cousin of Ludwik Hirszfeld, a Polish microbiologist. Ludwik Rajchman is the father of Jan A. Rajchman, a Polish computer scientist, inventor of magnetic-core memory. Rajchman grew up in Warsaw in the difficult conditions of the Russian occupation. At an early age, he and his sister Helena became keenly aware of the social injustices in their "country" (Poland did not officially exist at the time) and were involved as teenagers in teaching young workers. As an adult, he joined the Polish socialist party (PPS) and was involved in the 1905 uprising and even arrested. After several months in prison