1462 Zamenhof (). According to the surveys carried out by the Japanese Akari satellite and the NEOWISE mission of NASA's Wide-field Infrared Survey Explorer, "Zamenhof" measures between 25.91 and 27.645 kilometers in diameter and its surface has an albedo between 0.087 and 0.121. The "Collaborative Asteroid Lightcurve Link" derives an albedo of 0.0891 and a diameter of 25.62 kilometers based on an absolute magnitude of 11.2. This minor planet was named after L. L. Zamenhof (1859–1917), a Polish-Jewish ophthalmologist and creator of Esperanto, a constructed international language. This asteroid and 1421 Esperanto are considered to be the most remote Zamenhof-Esperanto objects (a
Ludwik Rajchman post-Stalinist period began in 1956. From then on Rajchman went fairly often to Poland, notably to visit his sister who had been dismissed by the authorities from her academic functions. His last visit was to Warsaw in 1963, to visit the public health institute he had founded in 1918. Rajchman died in 1965 due to complications of Parkinson's Disease. 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