Native american native american abrading stone artworks head and left hand stone artworks

I found the head figure a couple of months ago the hand was just found recently they were both hand dug in the same creek in laurel creek in a bank wall the hand was only 30 yards from where i found the head carved stone they are the same stone and definately both been carved the hand has more carvings in the back and do feel they are together so i went ahead and joind them so i have taken this picture and this is what i came up with found here in the laurel creek site in bethania nc i think i want to sell these pieces as a whole not seperate i just need a apraisal i have pics i do live in the winston salem area i cant ship that is the only problem the would have to be picked and i have more in my collection than listed in my pictures