From my research on corner tang knives FWIW.
A leather or cordage wrist strap is used. This would allow the hand
to be free but give easy access to the blade as opposed to laying
the knife down.
![Smiley :)](http://www.primitivearcher.com/smf/Smileys/default/smiley.gif)
Makes sense to me as the tang wouldn't
provide much support for hafting.
Zuma