A HISTORY OF DERBYSHIRE 



acclivity upon which this lofty camp or enclosure was placed gave to it a 

 strong natural defence all round, save on the north, where it is connected 

 with the ridge of Lose Hill. The defenders increased this natural 

 defence by encompassing the summit within a powerful double rampart, 

 which is still fairly perfect. A long-established local name for Mam Tor 

 is the Shivering Mountain, so called from the shale of which it is com- 



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MAM^ \^^X OR 



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SCALtorrcer 



IOO 1OO 30O 



A. Landslips. 



B- Enf ranee,? modet-n. 



C. Infra ace nay. 



D. Watercourse. 



