[GreenKeys] UPPER and LOWER case

[Dave Horsfall]

On Sat, 5 Sep 2015, Jim Haynes wrote:

> > Upper case J on a foreign 15 is a BELL Code.
> 
> Upper case J is the BELL also on Western Union machines, with apostrophe 
> on upper case S.  I won't go into the origin of this unless someone 
> asks.

For archives, consider yourself thus asked...

-- 
Dave Horsfall DTM (VK2KFU)  "Those who don't understand security will suffer."
 I'll support shark-culling when they have been observed walking on dry land.