On Mon, 21 Jul 2003 08:56:39 +0200, Amadeus Schmidt <[log in to unmask]>
wrote:


snip

> The cliffs were identified by piles of bones found at the bottom.
> Holes should show up in the fossil record.

At least some bones would have been taken, useful for various purposes,
including building.




 A hole can be identified
> quite good. It fills up with different material and this is what leaves
> the hole visible later.

Maybe they filled it later with the same dirt? Possibly to use a good
location next year. If they left a hole, the next wooly mammoth would make
a new trail.




snip
> How would you dig a hole large enough  to catch a horse - for example?
> I mean without a spade and a shovel.
> Before iron they had wooden spades. And these yould have been hard to
> make with hand-axes only - and not very endurable.

snip

Wooden or horn picks easily made. How about neolithic miners?



William