DC Comics © November 1971, Superman #244.  The story "The Electronic Ghost of Metropolis!".  Energy ghost strangling Superman but no one else sees it.

Characters: Galaxy Broadcasting computer (villain); Superman; Jimmy Olsen; Lois Lane; Clark Kent; Morgan Edge; Teach Dilbert; Ziggy

Script: Denny O'Neil   Pencils: Curt Swan    Inks: Murphy Anderson

This book appears (f/vf 77), w/ the expected nics, tics, wear and tear.  Thanks for looking.     0521-8104-77