Watch www.gunbroker.com. They frequently list M66's.
None published. Try shotgun collectors.
Google.
about $100
You can find information for the 16 gauge Worthington Challenger single barrel shotgun at most gun stores and pawn shops. Many of these stores offer free appraisals and have knowledgeable clerks.
You might find what you need at webdept@gunpartscorp.com .
http://www.e-gunparts.com
Check the on line auction sites to see what they are bringing.
A REAL good description! Including pump, hammer, auto, single, double, gauge, serial, writing, etc.
Remington
i am not 100 percent sure but i think it would be found on the barrel.
If you can find one, yes.
I have a single shot 12ga shotgun. The name on it is Leader and the number is 497949. What info can you give me on this wepon.