(1) Vertical aerial photograph reference number
NMR OS/95026 069-070 12-MAR-1995
(2) Externally held archive reference
Orwin, C.S. 1929 "The Reclamation of Exmoor Forest" Oxford University Press, London, page(s) 32-33
Further information about monuments may be obtained by contacting Archive Services, through the Historic England website.