Survey Details - Swildon's Hole (Priddy)

Survey Title: [Fault Chamber Extensions : Severn Aven and Trench Aven]
Surveyor(s): Allen, P.
Year: 1964
Standard: CRG
Grade: 4
Scale: 1"=100ft
Size: 8" x 11"
References: SVCC Jnl 1(2)inset between pages 9 and 10, 1964
Notes: Plan and elevation