Here's some pics of different bones I have in the shop. The first pic from left to right is a small gobbler bone from a southern 2 yr, old, a hen bone from Pa, or N.Y. and a Canada goose bone.

This next pic is in the same order left to right showing the internal deminsions of each....


As you can see this particular hen bone has more of a rounder I.D. than the gobbler bone. This gobbler bone has a flater I.D. In comparisn THESE two bones are about equal in internal size. Trumperyelper, goose bones are typically smaller than hen bones. I have never used any in the wing bones I make, but have given some to my friend gonehuntn on here who has made some killer cane calls out of them.
Trumpetyelper, I totally agree with you and sooner about the number of wing bone calls out there that are made from the wrong sized bones. Most of the time its very obvious when they are......