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22 June 2016 @ 01:37 am
etchings on stone walls  
Medieval graffiti brings a new understanding of the past by Matthew Champion
negothicknegothick on June 23rd, 2016 03:31 am (UTC)
I'm curious about their method of dating the grafitti so exactly--within a century, say.
tempestsarekindtempestsarekind on June 24th, 2016 03:33 pm (UTC)
Yes - is it through changing image styles? Erosion? Both? Something I'm not thinking of at all? It would be interesting to know more.