[PRCo] Re: Various Press Articles Pertaining to the Railways

[Derrick Brashear]

On Mon, Jul 19, 2010 at 11:14 AM, Fred Schneider
<fwschneider at comcast.net> wrote:
> Barry:
>
> A complete file of these in the PTM library would be useful.   However, since they have been blocked to prevent anyone from printing them,

That's a side effect, but not why.

It's the same technology used for Google Maps. If you load the page as
tiles, you can scale to handle an arbitrary size, and allow zooming in
and out by having a fixed set of pre-scaled tiles.