So, you’ve shot a nice whitetail buck, and after a few minutes of admiring your trophy, you do the thoroughly modern thing and whip out your cell phone, snap some pics, and text them to your buddies.

When it comes to talking about the size of a buck’s antlers, nothing compares to an accurate measurement of the deer’s rack. When someone reports they got an 8-point, you don’t know if it’s the deer’s ...