The blade and the scabbard have the N (shield) Y markings. Fine pitting over the knifes blade.
End of the handle has a fine crack as pictured. In very nice condition for its age. The item "Alexander Sheffield Bowie Knife New York With Sheath VG Circa Civil War" is in sale since Wednesday, August 29, 2018. This item is in the category "Collectibles\Militaria\Civil War (1861-65)\Original Period Items\Edged Weapons".
The seller is "heelergirl" and is located in Boardman, Oregon. This item can be shipped to United States.