1. Short introduction to the conservation of stone

2. The masonry stone in Cyprus. A 9000 years history

3. Geology of Greece and the building stone in monuments

4. Geology and the building stone in Lesvos monuments

5. The study of building stones: diagnosis-decay-provenance

6. Analytical techniques for the study of the building stones in monuments

7. Les carrieres antiques, techniques et organisation

8. White marbles in antiquity: provenance with use of physicochemical techniques

9. Proposals for the restorations of the archaelogical zone in the marble quarries at Pentelikon

10. General issues on the deterioration of stone

11. The stone structural system in historic buildings

12. Mechanical properties and compatibility of natural building stones in ancient monuments: dionysos marble

13. Choice of marble based on its physico-mechanical properties

14. Construction of stone mosonry bridges in Greece

15. Evaluation criteria for building stones in the restoration of the Epidaurean Asklepieion

16. The use of stone on byzantine monuments of Greece

17. The stone houses of Lesvos

18. Proposal for the typological classification of the dry stone constructions

19. The building stone in water mills and fountains of Lesvos

20. Building materials of ancient monuments and factors affecting their preservation