400. That’s an error.

Google cannot redirect you to http://www.amazon.com/exec/obidos/external-search/?field-keywords=Essai+sur+le+livre+Job.+%5BPreceded+by%5D+M%C3%A9moire,+dans+lequel+propose+un+%C3%A9tablissement,+qui+...+rendra+des+services+essentiels+%C3%A0+l%27Eglise+%5B%26c.+Louis+Poix+others%5D.&index=books 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.