For those with an appetite for reading old National Audit Office reports, I have kindly been sent a link to the 1988 report on the British Museum:-https://webarchive.nationalarchives.gov.uk/ukgwa/20220801195653mp_/https://www.nao.org.uk/pubsarchive/wp-content/uploads/sites/14/2018/11/Management-of-the-collections-of-the-English-National-Museums-and-Galleries.pdf