[GreenKeys] TAPE, PERFORATOR TTY TELETYPE MILITARY RADIO, 10 ROLLS - eBay (item 270439812420 end time Sep-06-09 16:53:32 PDT)

[Jim Haynes]

On Tue, 11 Aug 2009, Jeffrey Angus wrote:

>
>> This fellow has white and black TTY perforator tape on ePay....why was
> there
>> black?
>
> So you could tell the good messages from the bad ones.
>
> Jeff-1.0
> wa6fwi
But, seriously, certain kinds of photo readers work best with black tape.