Sorry for the slow response, I have been busy. Here are some of the sights I found the swords on. 
Erlikhan, mounted only means on top of and thus has no inference on whether stirrups are used or not. 
http://www.artsales.com/ARTistory/An...nd_Swords.html
http://www.edgarlowen.com/a50ane.html
http://www.theinterestingshop.com/pa...ntweapons1.htm
Jeff