I know you don't want a Gorkha with one mad at you!!
Gorkha Soldier Saves Girl from Rape and Takes on 40 Train Robbers with Only a Khukuri
Actually, I love mine. Heavy enough to take down small trees and still lop the head off of a small mammal.
That one looks to be about as authentic as they come. You can research the markings on it and see about it.
This site will tell you a little more about that great blade you just obtained.
kukri construction
bob