non-participating royalty interest

The ghosts of Clinton Manges and people like him continue to haunt executive right owners in Texas. In the 1980’s, Mr. Manges’ abuse of his non-participating royalty owner inspired the Texas Supreme Court to re-affirm the obligations of an executive right owner to the NPRI owner: “utmost fair dealing” and a fiduciary duty.

In Friddle

With apologies to Click and Clack, from time to time I will post “puzzlers”, questions about title and similar issues that have no apparent answer.  Here is the first one: 

Joe Bob Joiner owns a non-participating royalty interest under a tract.  The amount of interest he owns is tied to the amount of royalty stated