And another thing about tags....

Traipsing about the woods around Conrad Castillo - my little group came
across a cave at the base of a cliff.  It looked like a good one.  You could
see it drop off to the left and there were stals on the ceiling.   It had a
tag, so its assumed its already been all accounted for.  We're looking for
"new caves" after all.

However - who's holding the index?   All we had was a little number and
there was no information about these tags at the field house.   Best we
could do was to write down the number and perhaps get Peter Sprouse to look
it up for us when we got back to Austin....

A system.  Indeed.  Not a real good solution in that time and place.   Of
course these days, the entire index and all the maps could be put on
someone's iPhone.
I digress...

-WaV

On Mon, Jun 14, 2010 at 10:23 AM, Mark Minton <mmin...@caver.net> wrote:

>        Projects like PEP used to mark cave entrances with metal tags.  This
> was intended to serve as a record that a cave was known and recorded in a
> database.  It was not reliable after a few years, though, because the tags
> could get overgrown with moss, etc. and be difficult to find or fall off due
> to frost fracturing or other mechanical processes.  On large entrances one
> wouldn't necessarily even know where to look.  Where would you tag
> Infiernillo?  Nowadays GPS is a much more reliable method of keeping track
> of known caves and their locations, although it can also have problems if
> the data quality is poor or the datum is unknown.
>
> Mark Minton
>

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