This page lists items in the database related to Polish medical doctor and inventor of Esperanto Language Ludwik Lejzer Zamenhof (b. Białystok, Russian Empire
(now Poland), 15 December 1859; d. Warsaw, Poland, 14 April 1917:
This page lists items in the database related to Polish medical doctor and inventor of Esperanto Language Ludwik Lejzer Zamenhof (b. Białystok, Russian Empire
(now Poland), 15 December 1859; d. Warsaw, Poland, 14 April 1917: