rocky, as said, the grinding is no red flag. Find attached a heavily grinded tang of an EICKHORN of mine.

Perhaps it is the light of the photograph but is the grip the common wood cored celluloid covered grip?
Normally I do not recommend to disassamble daggers but as it was done already....

Regards,

EICKHORN navy.JPG (63.15 KB, 160 downloads)

wotan, gd.c-b#105

"Never look for sqare eggs" as a late owner of an original FHH-dagger used to say.