Search for a book
- Search within the current books of the Observatory
- Search within the books of the "Polo di Scienze" of Padova University (included Astronomy and Physics Department)
- Search within the "Polo Universitario Veneto" books (Biblioteche dell'Universita', Biblioteca Universitaria, Sistema Bibliotecario Urbano)
- Search in "Biblioteche Astronomiche Italiane" ( only in Italian )
- Search in Italy
- Search in the world