ryan constantine wrote in message <39CFF2D7.D6403E1C@yahoo.com>...
>the problem with this is that outer wall surfaces should be pretty
>smooth.  at least to the point where average joe wouldn't be able to
>scale it unaided.  you'd be surprised how small a handhold/foothold
>needs to be in order to scale something.  i would guess that rock should
>stick out less than a centimeter from the mortar.

A whole centimeter?  Why not just carve a ladder into the wall and have done
with it!

Mark

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