400. That’s an error.

Google cannot redirect you to http://worldcat.org/search?q=Nuovi Avisi Delle Indie Di Portogallo, Venuti nuovamente dalli R. padri della compagnia di Giesu ... Quarta parte because the request was invalid.

This might be because the link was created a long time ago. Try your search again on Google. That’s all we know.