Zamenhof Day (but not the international English one), bore a special version of their logo (a Doodle) emblazoned with the Esperanto flag in honor of the occasion, which generated, on the 30 biggest Wikipedia languages, 1,750,000 page views on the articles "L. L. Zamenhof". Zamenhof Day Zamenhof Day (), also called Esperanto Book Day, is celebrated on 15 December, the birthday of Esperanto creator L. L. Zamenhof. It is the most widely celebrated day in Esperanto culture. On this day, Esperantists hold information sessions and cultural gatherings to promote literature in Esperanto. The history of celebrating Esperanto on Zamenhof's birthday can be
Ludwik Witold Paszkiewicz Ludwik Witold Paszkiewicz Ludwik Paszkiewicz DFC (21 October 1907 – 27 September 1940) was a Polish fighter ace of the Polish Air Force in World War II with 6 confirmed kills. Ludwik Paszkiewicz was born in 1907, the son of Ludwik and Janina. He studied at the Warsaw University of Technology then at the Lviv Polytechnic. In 1931 after his graduation he began military service. After completing Cadet Reserve course in Mołodeczno, Paszkiewicz entered the Polish Air Force Academy. On 4 August 1934 he became second lieutenant ("podporucznik"). Then he was assigned to the Polish 112th Fighter Escadrille. In 1937,