Talk:1500 in science

Object to PROD
See 1507 in science for discussion. Awolf002 19:42, 6 July 2007 (UTC)

Being new to editing pages I did not want to make any significant changes on my first time. I did want to note that I found a reference that attributes the invention of firearm rifling at earliest to 1520. The specific citation is Firearms History, Technology & Development. JCO11163 (talk) 01:53, 15 November 2013 (UTC)