. . . . "Ferdinand Columbus (Spanish: Fernando Col\u00F3n also Hernando, Portuguese: Fernando Colombo, Italian: Fernando Colombo; 15 August? 1488\u20131539) was a Spanish bibliographer and cosmographer, the second son of Christopher Columbus. His mother was Beatriz Enriquez de Arana, whom his father never married, but who was Columbus' constant companion in later life."@en . "Ferdinand Columbus"@en . "1456Z"^^ . "1488Z"^^ . . . . "1539Z"^^ . . "Spanishbibliographer and cosmographer, the second son ofChristopher Columbus" . . "Columbus, Ferdinand"@en .