Talk:1618 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.pjonline.com/pdf/treasures/pj_20040828_treasures01.pdf
 * In 1618 in science on 2011-05-25 01:51:44, 404 Not Found
 * In 1618 in science on 2011-06-01 18:51:00, 404 Not Found

--JeffGBot (talk) 18:51, 1 June 2011 (UTC)