[RTTY] When did mechanical teleprinters become obsolete?

[Tom Osborne]

Boy, I know how you feel.  I remember I would have killed for a model 28, 
and I findally got one (didn't have to kill anyone).  Finally gave it to a 
guy and he scrapped it out for the copper wire.  73
Tom W7WHY

> The last time I saw a mechanical teleprinter was when I dumped my old
> Model 19 off the back of the trailer at the local metal scrap yard last
> year.