Hand-wired core for ROM?

[Rod Smallwood]

I don't know about DEC but the Apollo Nav computer used 'rope' memory as ROM


On 10/04/2015 15:38, geneb wrote:
> Did the PDP14 (or any machine of that era) ever use hand-threaded (by 
> the end user) core boards as ROM?
>
> tnx.
>
> g.
>
>