501
NY bill would require a criminal history background check for the purchase of a 3D printer
(www.nysenate.gov)
This is a most excellent place for technology news and articles.
Rifles, no. Firearms you can hold and point, yes.
From Wikipedia
Around the late 14th century in Europe, smaller and portable hand-held cannons were developed, creating in effect the first smooth-bore personal firearm.
Over 500 years old.