232 
TRANSACTIONS OF THE PLYMOUTH INSTITUTION. 
found half-a-dozen good sized stones, which could not have served 
any useful purpose unless they were employed to block up the 
entrance from the inside. 
On clearing away the whole of the debris the original floor was 
exposed, and it was found that a portion of it had been paved 
with nattish stones as large as two hands, with some rather 
larger. 
In the sides of the chamber were three square niches, such as 
might have been used for resting the ends of timber baulks in or 
for sconces for candles or lamps. Without being decidedly wet 
the cave was damp. 
Deancombehead South Cave. 
A careful examination of the loose material and the floor yielded 
nothing in the shape of industrial or other objects. It was 
probably used as a storehouse for the black tin streamed in the 
neighbourhood. A very little preparation would effectually 
conceal the entrance and defy detection. 
Across the stream, and about north-east of Combehead House, 
and distant about two hundred and fifty yards, is another cave. 
The entrance is concealed from the south by a short dwarf hedge 
running in a westerly direction. A hole underneath a huge 
