Try e-gunparts.com, gun shops, gun shows and want ads.
early 60s or so
No English sn data published
early 60s or so
Impossible to answer without the sn.
1/10
@ 28 years old
100-1000 USD depending on specifics
AROUND 1986
@ late 70s
100-1000 USD or more depending on specifics
Value is anywere for 900$-1800 depending on condition
Roughly mid 1960s.