On 4/12/24 09:45, Christian Kennedy via cctalk wrote:
> 
> On 4/12/24 05:31, Paul Koning via cctalk wrote
> 
> [snip]
>> Yes.  See also https://en.wikipedia.org/wiki/IBM_2321_Data_Cell .  By
>> the standards of the time it was an unusually high capacity storage
>> device, way faster than a room full of tapes and much larger than the
>> 2311 disk drive.
> While on the topic of odd IBM mass storage systems, does anyone recall
> an IBM system that used rotating carousels holding sheets of magnetic
> material?  The carousel would rotate to position the selected sheet into
> the read/write station, where it would be moved up and down relative to
> the multiple fixed heads, a weird linear riff on a fixed head disk.
> 
> LBL had one of these systems, installed in the same room as one of the
> few examples of the IBM 1360 photo digital storage system. They kept a
> broom next to the later in order to sweep up the photo chips when the
> thing occasionally spewed them everywhere.

Isn't that the IBM 2321 Data Cell drive?

Having one's files "photostored" at LLL was a chancy proposition.  There
were bootleg programs to access every file for a user, just to keep them
from being consigned to the photostore.

--Chuck



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