05-30-2008, 07:16 PM
Certainly having barbs on the inside would make better sense - especially when fishing. You can see this type of arrangement from Neolithic flint and antler hunting tools.
They can also be arranged in sets of three.
http://www.maltergalleries.com/archives ... ot1711.JPG
http://www.flickr.com/photos/baggis/2426571564/
They can also be arranged in sets of three.
http://www.maltergalleries.com/archives ... ot1711.JPG
http://www.flickr.com/photos/baggis/2426571564/