Talk:1686 in science

Dead link
During several automated bot runs the following external link was found to be unavailable. Please check if the link is in fact down and fix or remove it in that case!


 * http://www.oxforddnb.com/view/article/17533?docPos=2
 * In 1686 in science on 2011-05-25 01:53:40, 403 Forbidden
 * In 1686 in science on 2011-06-01 19:02:54, 403 Forbidden

--JeffGBot (talk) 19:03, 1 June 2011 (UTC)