Technical Bulletin Volume 25, 2004
These articles were first published in print in 2004 and have been made available to download for free from 2011.
Raphael's Early Work in the National Gallery: Paintings before Rome
Ashok Roy, Marika Spring and Carol Plazzotta
Read Abstract | Download article (PDF 20.74MB)
Polidoro da Caravaggio's 'Way to Calvary': Technique, Style and Function
Larry Keith, Minna Moore Ede and Carol Plazzotta
Read Abstract | Download article (PDF 13.16MB)
Nicolas Lancret's 'The Four Times of Day'
Paul Ackroyd, Ashok Roy and Humphrey Wine
Read Abstract | Download article (PDF 11.01MB)
The Effect of Relative Humidity on Artists' Pigments
David Saunders and Jo Kirby
Read Abstract | Download article (PDF 2.35MB)
Fading and Colour Change of Prussian Blue: Methods of Manufacture and the Influence of Extenders
Jo Kirby and David Saunders
Read Abstract | Download article (PDF 5.66MB)
All articles have been peer reviewed by specialists outside the National Gallery.
All contributors are members of the National Gallery’s curatorial, scientific or conservation departments, unless otherwise stated.
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