Borrins Moor Cave (Bor, a wood; Rin. A point). Alum Pot area. Ingleborough. By E. Simpson. Plan D6. by E. Simpson [p 1,2]
Borrins Moor Cave. Alum Pot area. Ingleborough, E. Simpson. Leeds. Sept. 1931. Plan D/6. Scale 1 inch = 64 feet. From Survey made during the exploration by the Leeds Cave Club Sept. 13th 1931.