M CampbellMay 623 min59. The Belgic Foot, Basis of English Land Measures and Cousin of the Modern Metre
M CampbellFeb 719 min57. Octagons, Light and Rebirth: Comparing Stonehenge & the Basilica of San Vitale, Ravenna
M CampbellJan 138 min56. David Genevier: the Great Mosque of Kairouan and the Earliest Synagogue of Dura-Europos
M CampbellApr 21, 202238 min45. Quelques réflexions sur la Pâque juive et chrétienne, la Lune, le Soleil, et les Etoiles