1-in-66" barrel twist is a Kentucky rifle, not a Hawken. The Hawken brothers used a lot faster twist than that; you needed it for the prairies. Googling "Kentucky Rifle kits" will give you several makers of these rifles in kit form.
As to legality for hunting? Any muzzle loading rifle that's at least 50 caliber is legal to hunt with in Idaho.
It is not legal to hunt people.
It is hare or rabbit
It is legal to hunt with a compound in colorado. I don't know the specifics but I have looked into hunting there and know that it is legal.
yes it is legal......
Yes.
it is legal to hunt deer with a 223 in wv but it only has to be a .25 cal for rim fire
Always legal i'm sure
Jim Hawkins found himself embarking on a treasure hunt to an island after uncovering a map indicating the location of buried pirate treasure.
it is illegal to hunt in the forest because there are a lot of animals that can atack
yes
yup. they are endangered
No