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Appraa.ching a 'Mill
0
What's beyond the
hill? Is there a
cliff,
an
embankment,
a
drop-off, a fence? Get out
and
walk
the
bill if
..
~ Q U .
dodt:bGw. It's the.
sm,m
way
to.
..find out,
Is .the
hill simply-too rough? Steep hills ofteahave
ruts, gullies, troughs and. exposed rocks because they
are more suscepti.ble to th.e effects
of
erosion.
Is
there
a constant
incline, or does the hill get sharply
steeper in places?'
4-19
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