PREHISTORIC SITE AT TWITTY FEE, DANBURY. 91
the ditch varied from 1 foot 6 inches to 1 foot 8 inches, and,
although the depth of the bottom below the existing surface
was, as a rule, between 4 and 5 feet, it was in one case 5 feet
8 inches and in another as much as 6 feet.
The many trees in the wood made it very difficult to cut a
section through the rampart and, before 1 could get to the S.E.
corner of the camp, the mechanical digger had destroyed all traces
of the rampart on that side. I made one section, however (No.9
on the plan) and found that the present height of the doubtless
much denuded rampart was 81/4 feet above the bottom of the ditch.
I failed to find any evidence of the existence of the wooden
palisade that sometimes heightened the rampart of these camps;
but this is not surprising, as I understand that in this kind of