An interview with Jan Hengeveld - Derek Linstrum [1074 KB] The conservation of the African architectural heritage. Part II - Amini Mturi [816 KB] Koldinghus: the conversion of an old Danish castle - Hohannes Exner [1104 KB] The cleaning and tratment of limestone by the "lime method". Part II. A technical appraisal of stone conservation techniques employed at Wells Cathedral - JC.A. Prince and K.D. Ross [966 KB] The restoration of the nirvan-stupa of the Buddha at Kisinara, India - R. Sengupta [849 KB] The restoration of the Martinikerk, Groningen, 1955-1975 - Pieter Lauwrens de Vrieze [1335 KB] Project for the Arch of Septimius Severus, Rome - Roberto Nardi [1238 KB]