( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1961.
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( 2) General reference
Journ. Axbridge Caving Group and Arch. Soc. 2, No. 3, 1955, 28-34 sketch plan & Sections. (J. Hunt.)
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( 3) General reference
V.C.H. Somer, 2, 1911, p. 471.
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( 4) General reference
Proc. Somer. A. & N.H.S., 77.1930, p.ci.
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( 5) General reference
A.M. Eng. & Wales, 1961, p. 82.
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( 6a) General reference
APs. (RAF C.P.E./U.K./1869, 4.12.46, 3286).
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( 6) Field Investigators Comments
F1 GHP 27-APR-66
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( 7b) General reference
APs (Avon Co Council 1975 9029-30)
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( 7c) General reference
Search 1 1959 17-72 (J Hunt)
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( 7) General reference
Proc Somer Arch & NHS 124 1980 113-4 plans (R Iles)
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( 8) General reference
Mendip Hills in Prehist & Ro Times 1970 (Bristol ARG) 19 (P J Fowler)
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( 9) General reference
BAR 76 1980 Culture & Env in Prehist Wales (ed J A Taylor) 43 (R M Jacobs)
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(10) General reference
Ancient Ewks & Camps of Somers 1924 48-9 illus plan (E Burrow)
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(11) General reference
'Search' J Banwell Soc 1 1961 9-23 fig (J Hunt)
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(12) General reference
'Search' J Banwell Soc 2 1962 11-19 31 plans
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(13) General reference
'Search' J Banwell Soc 8 1968 vii
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(14) General reference
BAR 91 1981 Hillfort Settlement in Somerset 211 (I Burrow)
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(15) Vertical aerial photograph reference number
NMR RAF/3G/TUD/UK15/21 (PART III) 5274-5275 13-JAN-1946
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(16) Light detection and ranging (lidar) airborne survey
LIDAR ST4058 Cambridge ULM LAST RETURN APR-2006
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