Ruger Carbines are often referred to as aDEERFIELD and were manufactured from the mid '60's to the early '70's
100-800 dollars
50-700 usd
400
1999- or so says the Ruger website.
500 or so
100-560 USD or so
100-500 USD
Call Ruger 9287786555
$200-$500, depending on condition.
Ruger.
No.
Ruger's web site has extensive sn data.