Zamenhof-Esperanto object Zamenhof-Esperanto object A Zamenhof-Esperanto object (, ZEO) is a monument or a place linked to L. L. Zamenhof, the constructed language Esperanto he created and first published in 1887, or the community of Esperanto speakers which has been using the language since. Zamenhof-Esperanto objects are streets, memorials, other public spaces such as squares, parks or bridges. Zamenhof or Esperanto sometimes appear also in the names of buildings and companies such as hospitals, hotels or translation agencies. There have also been vehicles, such as zeppelins, ships and trains named after Zamenhof or Esperanto, and some species, rivers, islands, asteroids and other
Ludwik Rajchman Ludwik Rajchman Ludwik Witold Rajchman (1 November 1881 – 13 July 1965) was a Polish physician and bacteriologist. He is regarded as the founder of UNICEF, and served as its first Chairman from 1946 to 1950. He was born to Aleksander Rajchman, the creator and first director of the Warsaw Philharmonic, and Melania Hirszfeld, a socialist and women's rights activist. He was from a family of Christianized Polish Jews. While the parents were agnostic, Ludwik was baptized at birth. He is the brother of Aleksander Rajchman, a prominent Polish mathematician and of Helena Radlinska, a Polish sociologist and he is