Wood

Alnus glutinosa

Three sections of wood: transverse, radial, and tangential.

Pyrus malus

Fraxinus excelsior

Three sections of wood: transverse, radial, tangential.

Fagus silvatica

Three sections of wood: transverse, radial, tangential.

Betula pendula

Three sections of wood: transverse, radial, tangential.

Cross sectional analysis of wooden chips and mortar with black tarr and white paint.

Prunus avium

Three sections of wood: transverse, radial, tangential.

Samples for removing paint a) on limestone made by Kerry Johnson; b) samples on on wood for removing paint layers made by CSMyers; plaster substrate and wood substrate for removing samples.

Petrified wood of species Sequoia affinis.