It's anachronistic existence was an embarrassment and had sparked a theory that it was of ET origin. Egyptologists omitted mention of it for decades mentioning only the golden bladed dagger or outright denying its existence.
The narrator states that 'it has always been on display tucked away in a rarely visited corner' or something to that effect. (something or other) ' addresses Tut's iron-bladed dagger (one of two dagger's in Tut's tomb- the other with a golden blade).