The pit was first worked in in 1860and was so-called because of the immense dimensions of the shaft.
It was so-called because of the immense dimensions of the shaft. The pit was first worked in in 1860.
The pit was first worked in in 1860. It was so-called because of the immense dimensions of the shaft.
The pit was first worked in in 1860. It was so-called because of the immense dimensions of the shaft.