These books are a result of 12 years exploration and research, every site has a 8 number grid reference, length and vertical depth of the site , there are four books in the series and its a real credit to the team team involved in producing these . The first 2 books are available now £10 each + P&P

Somerset Underground Volume 1 Bristol, Broadfield Down, The Bristol Channel & West Somerset R M Tavinor, Sb with a plastic Cover, 276pp the books are stitched, flexibound & full-colour production has been especially designed for use in the field and contains details of more than 800 natural caves, sea caves, mines, sinks, risings, springs, holy wells and artificial underground sites

Somerset Underground Volume 2 West Mendip, Burrington and Northern Mendip R M Tavinor, Sb with a plastic cover , 263pp and contains details of almost 600 natural caves, mines, sinks, risings, springs, holy wells and artificial underground sites the book is stitched, flexibound & full-colour production has been especially designed for use in the field

Mike - www.moorebooks.co.uk