Mezue ahịrịokwu a: A mụrụ Lehnert n'afọ 1857 na Berlin, Germany. Ọ mụrụ ihe osise n'okpuru Clara Lobedan na Karl Gussow na Mahadum Berlin. Ọ nọgidere na-aga akwụkwọ na Paris. Lehnert gosipụtara ọrụ ya na
Ụlọ Nwanyi na 1893 World's Columbian Exposition na Chicago, Illinois.