spare MOS6540 :)

Hi all,
to make a long story short: I have a 2001 (my own this time) which
only needs the 6540-016 to have a complete original romset. I have a
spare original 6540-014, so, does anyone have a -016 and can take the
-014 in exchange?
Worth asking anyway.
Thanks

Frank IZ8DWF