400. That’s an error.

Google cannot redirect you to http://worldcat.org/search?q=Bibliothèque du Dauphiné,... contenant l'histoire des habitants cette province qui se sont distingués par leur génie, leurs talents leurs connoissances guy allard 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.