RK05 classic computing trivia question

[Roe Peterson]

As a guess, something is either twice as small, or there twice as many of them.

Either way, I could really use both -:)





> On Dec 31, 2014, at 1:30 PM, tony duell <ard at p850ug1.demon.co.uk> wrote:
> 
> Based on some boxes of stuff I unpacked today...
> 
> How could you quickly distinguish an RK05F spare head from a normal RK05 spare head?
> 
> -tony
>