Megalithic Monuments of Brittany. 579 
covering stones (which are called tables) are large, anda single one 
is sometimes sufficient to cover the entire monument. 
F me - : : 
bak ie Ground plan of a single chambered dolmen, showing the stones on 
“Ci gd the gallery, chamber, and door, The light line around shows the 
§ Stone with a group of cup markings on the under side 
The dolmens usually have a gallery or corridor leading to the 
me mber, made in the same way. This is for approach} to the 
chamber, This gallery is about three or four feet wide and as 
agg or more high, sufficient for a man to make easy entrance. 
be Sometimes blocked with another slab of granite at the inside 
a nearest the chamber, sometimes at the outside, and sometimes 
k x 1g. 4 will explain this. In this example the door has 
Their orientation is irregular. They open in every direction, 
i 
