No published serial number listing I know of. You can all SIG at 603 418 8102 and request a SIG OFFICIAL DATE OF MANUFACTURE CERTIFICATE for $12.95, takes about 2-3 weeks.
police and civilians
$400 to $450 used in good condition.
that depends on the gun maker and quality of the gun. anywhere from $100 to $500
1st Galileo introduced systematic quantitative experiment to physics.2nd Galileo promoted mathematics as the language of physics.The great book of Nature lies ever open before our eyes and the true philosophy is written in it... But we cannot read it unless we have first learned the language and the characters in which it is written... It is written in mathematical language and the characters are triangles, circles, and other geometrical figures..Galilieo: Saggiatore, Opere VI, p232