Charlemagne's black stones :
Peacock, D. P. S.
Charlemagne's black stones : the re-use of Roman columns in early medieval Europe / D.P. S. Peacock.
Antiquity 71 (1999): 709-715
What were the 'black stones' about which Charlemagne wrote to King Offa of Mercia just before AD 800? How do these special blocks fit into the broader pattern in re-using Roman columns in early medieval buildings?
ANTROPOLOGIA
Charlemagne's black stones : the re-use of Roman columns in early medieval Europe / D.P. S. Peacock.
Antiquity 71 (1999): 709-715
What were the 'black stones' about which Charlemagne wrote to King Offa of Mercia just before AD 800? How do these special blocks fit into the broader pattern in re-using Roman columns in early medieval buildings?
ANTROPOLOGIA