Jikọta ihe ndị mere eme ma zaa ajụjụ ndị a: Gịnị bụ aha onye a ma ama n'akụkọ ihe mere eme bụ́ onye keere òkè n'inyocha ókèala nke District nke Columbia ma mee ka a gụọ otu ebe ntụrụndụ ndị isi ojii America aha ya?
Benjamin Banneker