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making art technological sources accessible

In 2002 Mark Clarke was one of the co-founders of the ATSR international working group.

Reconstructed 19th century cochineal lake pigment

The primary aim of the ATSR Working Group is to establish a focus for historical documentary source research in to art materials and techniques. Documentary source research is often an essential component of conservation research, or art historical research, supplementing the physical examination of surviving art works, tools and materials. Reconstructions, a natural follow-on from the collection of information on materials and their use, also form an invaluable tool. ATSR is a working group of The International Council of Museums, Committee for Conservation (ICOM-CC). ATSR web pages (at ICOM-CC) The history of ATSR See also pages on "Montpellier Manuscript" (a 14th century painter's manual) and "The Art of All Colours" (a catalogue of mediaeval recipe books for painters and illumnators).