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A full extract from the National Gallery's scholarly catalogue.

A full extract from the National Gallery's scholarly catalogue.

A full extract from the National Gallery's scholarly catalogue.

A full extract from the National Gallery's scholarly catalogue.

A full extract from the National Gallery's scholarly catalogue.

A full extract from the National Gallery's scholarly catalogue.

Colour in painting is dictated to a great extent by the nature of the pigments used by the artist and the type of support (canvas, panel, copper, etc.) on which the work in question is created. The appearance of colours can be considered in terms...

about 1490-1500

The word is widely used to describe something which is an exemplar of quality. In an art-historical context it is often employed to describe the culture and artefacts of Greco-Roman antiquity (as well as a specific period of Greek art). In many co...

The scanning electron microscope (SEM) is an instrument capable of magnifying objects up to 100,000x – far greater than is possible with the optical microscope. The SEM uses a focused beam of electrons to scan the surface of a sample, enabling s...