ADDENDUM 2/17/22 11:49 AM: The John McGraw is not a supplement. It is printed on pink paper and is part of the issue.
A March 9, 1907, National Police Gazette with a John J. McGraw baseball supplement. The issue is complete and is in VG-EX condition with a 3" spine separation and the pages are loose from the centerfold. The McGraw supplement is in EX condition with a slight dust shadow on top edge.