HP drives

Tony Duell ard at p850ug1.demon.co.uk
Wed Dec 29 12:45:13 CST 2010

> ISTR:  the 8" drives at least as used in tandy computers formatted out to 77
> tracks....

Were there 8" drives that had something other than 77 cylinders? Perhaps 
the very early IBM ones with the index holes around the outside edge? 
Certainly all the ones I've come across were 77 cylinders.


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