400. That’s an error.

Google cannot redirect you to http://worldcat.org/search?q=works+Robert+Burns;+account+his+life,+criticism+his+writings.+prefixed,+some+observations+character+condition+Scottish+peasantry.+ed.+J.+Currie+robert+burns 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.