Survey Title: Plan et Coupe de Wookey Hole.
Surveyor(s): Troup, R. and balch, H.E.
Year: 1904
Standard: ns
Grade: ng
Scale: 1"=120ft
Size: 5.4"x4.5"
References: Balch, H.E., Spelunca, Bull et Mem de la Soc de Spel. 5(39)365 [1904]
Notes: Plan and elevation. Same as that published om Baker & Balch, Netherworld of Mendip