The following fact sheets give general advice on the care and conservation of a range of different materials or objects. Each fact sheet gives an overview of the materials involved, what can go wrong and why, what owners and custodians can do to prevent and alleviate deterioration, and examples of some of the situations in which it is particularly beneficial to ask a conservator for help and advice.
For your own special requirements you may wish to seek further professional advice. You can use this website to find conservator-restorers with the specialist skills you require.
You may also find the 'Guidance' leaflet
Guidelines for conservation mounting and framing of works of art on paper of interest.