Info / packs for Amcodyne 7110 "Arapahoe" drive?

[Brent Hilpert]

On 2020-Jan-10, at 9:08 AM, Al Kossow via cctalk wrote:
> On 1/10/20 5:18 AM, Chris Zach via cctalk wrote:
>> Right off the bat it looks like a CDC Lark pack. Wonder if the whole thing is a re-badged Lark.
> 
> There were three different companies that made 8" drives like that, Amcodyne, Datapoint/Honeywell-Bull, and CDC
> I don't think the packs were interchangeable.

There's also the REC RC25, fixed & removable 26M platters.