File:P805290.jpg: Revision history

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12 September 2020

  • curprev 09:3709:37, 12 September 2020‎ Scotfot talk contribs‎ 3,783 bytes +3,783‎ The entrance to a denehole at West Thurrock. In the course of ploughing this field the horse's feet broke through the surface. Descending a Denehole at Hangman's Wood. We procured a rope and the pole of a waggon and investigated the interior. The shaft descended through about 12 feet of Thanet Sand and entered into a beehive-shaped chamber about 20 ft. high. These deneholes were formed in getting the chalk in past ages for marling the land. BGS Image P805290. [http://pubs.bgs.ac.uk/publicati...
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