Vergara, Moema, Museu de Astronomia e Ciências Afins – Mast – Rio de Janeiro, Brazil. She is also a Professor in the Graduate Program in History at the Federal University of the State of Rio de Janeiro – UNIRIO, and in the Graduate Program in Teaching, Philosophy and History of Sciences at the Federal University of Bahia – UFBA. Address: Rua General Bruce, 586 – São Cristovão 20921-030 – Rio de Janeiro – R.J., Brazil., Brazil