Characterisation of historic materials.- How to identify a natural cement: case study of the Vassy Church, France, by M. Bouichou, E. Marie-Victoire, A.Texier and T. Blondiaux.- Methods of microscopy to identify and characterise hydraulic binders in historic mortars - a methodological approach, by J. Weber, T. Köberle and F. Pintér.- Composition and application of cimorné finish: an interwar cement render decorated with coloured opalescent glass granules, by Liesbeth Dekeyser, Laurent Fontaine, Ann Verdonck and Hilde De Clercq.- Historic renders and their weathering at the temple Wat Mahathat, UNESCO World Heritage Site of Ayutthaya, Thailand, by H. Siedel, E. Wendler and B. Ullrich.- From dry-stone to shell-lime bound: High Medieval contrasts in masonry technique at Skellig Michael, High Island and North Rona, by M. Thacker.- Medieval Mortars and the Gothic Revival: The Cosmati Pavement at Westminster Abbey, by Ruth Siddall.- Terranova, a popular stone imitation cladding: Strategies and techniques for restoration, by Yves Govaerts, Ann Verdonck, Wendy Meulebroeck and Michael de Bouw.- Characterisation of historic mortars for conservation diagnosis, by P. Hauková, D. Frankeová and Z. Slízková.- Content and topography of salts in historic mortars, by Ioanna Papayianni, Maria Stefanidou, Vasiliki Pachta and Stavroula Konopisi.- New materials' development for conservation.- Portland cement-lime mortars for conservation, by S. Pavia and O. Brennan.- Choosing mortar compositions for repointing of historic masonry under severe environmental conditions, by Caspar JWP Groot and Jos TM Gunneweg.- High-performance repair mortars for application in severe weathering environments: frost resistance assessment, by D. Křivánková, C. P. Nunes, Z. Slízková, D. Frankeová, K. Niedoba.- Compatibility assessment for repair mortars: an optimized cement-based mix for Tuffeau de Lincent, by A. Isebaert, L. Van Parys, V. Cnudde, T. De Kock and J.M. Baele.- Natural hydraulic lime mortars: influence of the aggregates, by P. Faria and V. Silva.- The influence of calcitic filler in hydraulic lime mortars for use in high temperature & high humidity climatic conditions: A preliminary investigation, by Alan M Forster, Nadia Razali, Phil Banfill, Ewan Szadurski and Clare Torney.- Viability of ceramic residues in lime-based mortars, by G.Matias, P. Faria and I.Torres.- Effects of various chemical agents on mechanical characteristics of weak lime mortar, by Z. Slízková, M. Drdácký.- Artisanal lime coatings and their influence on moisture transport during drying, by T. Diaz Gonçalves and V. Brito.- Historic Contexts and Experimental Developments.- The development of binders and mortars in Sweden, by J.E. Lindqvist and S. Johansson.- Development of a small-scale lime kiln and experimental assessment of the produced quicklime, by J. Válek, O. Skruzná, V. Petráňová, D. Frankeová and J. Jirousek.- Lime burning tradition in a field kiln of the Jämtland model in Sweden, by K. Balksten, C. Persson and J. Eriksson.- The compatibility of earth-based repair mortars with rammed earth substrates, by M. I. Gomes, T. Diaz Gonçalves and P. Faria.- Heat and moisture simulations of repair mortars: benchmark experiments and practical cases in conservation, by Roel Hendrickx and Hilde De Clercq.