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> there is an arrow pointing upwards to this sign. >th piece above the arrow is chopped out of the wall and the arrow is >also chopped out of the wall Bryan, Not really mining but they sound like 'broad arrow' survey marks - indicating a survey point used in the past by the Ordnance Survey. If you look at the earlier editions of the large scale OS maps, the marks will probably relate to spot heights. Peter ______________________________________________ Peter Claughton, Blaenpant Morfil, Rosebush, Clynderwen, Pembrokeshire, Wales SA66 7RE. Tel. 01437 532578; Fax. 01437 532921; Mobile 07831 427599 University of Exeter - School of Historical, Political and Sociological Studies (Centre for South Western Historical Studies) E-mail: [log in to unmask] Co-owner - mining-history e-mail discussion list. See http://www.jiscmail.ac.uk/files/mining-history/ for details. Mining History Pages - http://www.exeter.ac.uk/~pfclaugh/mhinf/ _____________________________________________