248 THE RITUAL OF BARROWS AND CIRCLES. 



APPENDIX. 

 TABLE OF APPBOXIMATE DIAMETKES IN FEET. 



When a circle is not concentric, the two chief diameters are given, joined by 

 a hyphen. When a circle is double, the two diameters are given, joined by the 

 plus sign. 



Vallum. Circle. 

 I. Stone circles surrounded by a vallum and fosse 



() The fosse outside the vallum 



Stonehenge, Wilts - - 300 106 



(b) The fosse inside the vallum 



Abury, Wilts - - 1170-1260 i. 288 



ii. 288 



Blisland, Cornwall - 152 148 



Arbor Low, Derbyshire - - 167 115 



Ring of Stennis, Orkney 198 104 



(c) A fosse only, at present 



Ring of Brogar, Orkney 366 340 



Ring of Bukan, Orkney (No monoliths) 136 



(The trench is 44 ft. wide and 6ft. deep.) 

 (rf) A fosse with a ramp on each side 



Near Arbor Low, Derbyshire - - 243-156 



II. The stones of the circle placed in actual contiguity 



Wendron, Cornwall ... 50 



Tredinek, Cornwall - 30 



Trescaw, Scilly Isles - 36 



(Many circles in Brittany.) 

 III. Circular ramp of earth or stone 



Giants' Ring, Belfast - 580 



(Contains surface dolmen and monoliths.) 



Furness, Lancashire, not concentric 315-350 



(Contains nine radiate compartments and 



annular centre.) 



Kerris, Cornwall 102-156 



Kirby Moor, Furness ... 75 



May burgh, Cumberland 287 



Little Salkeld, Cumberland 300 



Baildon Moor, Yorks ... i. 50 



ii. 50 



iii. 50 



Wadsworth Moor, Yorks i. 39 



ii. 120 



