Copying services for books, journals, reports, original records to A3, maps and plans. Referral to paid researchers is available. Introductory brochure available. Advance notice of visit required. The data of the National Trust is site specific and is mostly contained in reports on survey and documentation of heritage sites.
Register files are comprehensive.
All other queries should be addressed directly to the insititution concerned. Not all institutions have email, so you may need to contact them by telephone, fax, or snail mail as detailed on their Directory entry.