21. Preliminary tests for determining the method to be applied for conserving monumental stone facades

22. On the investigation of stone quality for the reconstruction of the Sehitluci monument near Banja Luka

23. Relations between corrosion of sandstones and uptake rates on air pollutants at the Cologne Cathedral

24. Effects of atmospheric pollutants on the composition of black crusts deposited on venetian marbles and stones

25. Électro-microscopie des echntillons au liant de silice injectée entre les Grès de la structure des monuments anciens

26. Processes of destructing sandstones in relic buildings according to their binding agents

27. A methological approach to the study of the deterioration of the statues in the Boboli Garden (Pitti Palace-Florence)

28. Causes of decay and conservation treatment of the tuff of castel dell'ovo in Naples

29. Frequency, forms and causes of deterioration of greek marbles and stones in Venice

30. Historique

31. Les problèmes de la sauvegarde des monuments de l' Acropole, Travaux faits et solutions proposées

32. Documentation

33. The stability of the rock: measures to be taken

34. Structural analysis of monuments

35. Experimental study of the stability of Parthenon

36. Non-destructive evaluation of marble quality on the west part of Parthenon

37. Gammagraphy

38. Contribution à l' étude de l' altération des monuments de l' Acropole

39. Attaque atmosphérique (marbles) et mesures à prendre

40. A technical and economic study on the possibility of converting the central heating systems of the Acropolis area into non, or less, polluting ones