On Tue, 29 Oct 2024, Chuck Guzis via cctalk wrote:
  The location of track 0 is radically different in
the 96 tpi and 100 tpi
 conventions--there's about a 6 track offset.  100 tpi drives were also
 spec-ed as being 77 track (like their 8" relatives). 
 Are the tracks offset from one side of a disk to the other?