Three Copernican Treatises: The Commentariolus [Copernicus]; The Letter against Werner [Copernicus]; The Narratio prima [Rheticus]
Häftad bok. Dover Publ. 2 edition, revised with an annotated Copernicus bibliography, 1939-1958. 1959. 283 sidor.
Nyskick. Trådhäftad. Något nötta pärmar, men rak och fin.