Hmmm, interesting! I just noticed this on GEC's page. Looks like a wharncliffe main blade and pen blade pair, if my eyes see correctly.
I'm sure Derrick doesn't have anything official to say yet...but still...pretty cool! 
http://greateasterncutlery.net/blog/gallery/48-2/
http://greateasterncutlery.net/blog/gallery/48-2/