Proceedings e report - Firenze University Press

WOOD SCIENCE FOR CONSERVATION OF CULTURAL HERITAGE
Fig. 10 – Wood of one panel marked to the tree-rings measuring.
Fig. 11 – Measuring consecutive rings using a manual
magnifying glass with a scale inside.
(a) (b)
Fig. 13 – Graphics (a) and datings (b) obtained by
informatics methods, for one of the panels of this
painting.
Table 1: Dates obtained from measuring the boards.
Boards Obtained values
Board I Not measured
Board II 1377-1549
Board III 1454-1546
Board IV Not measured
Board V 1378-1551
Board VI 1382-1550
273
Fig. 12 – Graphic of two panels measures
superimposed, where we can observe its analogy and
to conclude that the panels are made with wood from
the same tree.
Fig. 14 – Match of the dates with TsapX program.
References
1. Bauch, J. and Eckstein, D. (1970): Dendrochronological dating of oak panels of Dutch
seventeenth-century paintings. Studies in Conservation. 15 (1): 45-50.
2. Klein, P. (1986): Age determinations based on dendrochronology. Pact. 13: 225-237.
3. Klein, P., Eckstein, D., Wazny,. T. and Bauch, J. (1987): New findings for the
dendrochronological dating of panel paintings of the 15th to 17th century. Scientific Examination
of Works of Art. ICOM-CC. Sidney: 51-54.
4. Klein, P. (1991): The differentiation of originals and copies of Netherlandish panel paintings by
dendrochronology. Colloque VIII. Dessin sous-jacent et copies. Louvain-La-Neuve, 1989 :29-42.
5. Klein, P. and Esteves, L. (2001): Dendrochronological analyses in Portuguese panel paintings.
Colloque XIII. La Peinture et le laboratoire. Bruges, 1999: 213-220.
6. “Multilingual Glossary of Dendrochronology. Terms and Definitions in English, German, French,
Spanish, Italian, Portuguese and Russian” (1995): Haupt, Bern.