Billage Brae NBH R NO235154 1 362
Billage Brae 1888 x 1914 OS 6 inch 1st revision
? SSE billage + Sc or SSE brae
OED has billage as a variant of bilge ‘the bottom of a ship’s hull, on which the ship would rest if aground’, and it may therefore be a fanciful description of the eastern slope of Knockmurdo Hill, to which it refers.
This place-name appeared in printed volume 4