[GreenKeys] [die at dieconsulting.com: Re: [Bulk] Re: Telephoto machines?]

[Jim Haynes]

On Mon, 29 Jun 2015, Richard Knoppow wrote:

>     FWIW a Google search for Teledeltos got a lot of hits mostly about 
> applications other than FAX.   However, evidently the paper could be used to 
> produce a half-tone image in the same fashion as done for ink on paper 
> printing by using variable size dots.  It seems to me that this or some 
> similar paper was also used for chart recorders.
>
Yes, the W.U. Technical Review article tells of some of the other uses.
And there are other issues of WUTR with information on fax.  I remember
specifically one on weather map fax for the USAF.