Survey Title: Projected section and plan, Lamb Lair.
Surveyor(s): Duck, J.W.
Year: 1936
Standard: ns
Grade: ng
Scale: 1"=100ft
Size: 4.2"x3.2"
References: Brit Cav 3,29 (1938)
Notes: Plan and elevation. Same as the survey in Balch, Mendip, its swallet caves ... p.47