i bought this dagger from an antique store not long ago and i can’t tell where it comes from. Are there any experts or historians here who can tell me where this dagger comes from?

photos here

http://www.flickr.com/photos/19290977@N02/1924267616/

http://www.flickr.com/photos/19290977@N02/1924277002/

http://www.flickr.com/photos/19290977@N02/1923439049/

i think its a dirk but i want to know it’s origin. (engravings in the photos might help)