A resource that I have only recently become aware of that may interest readers: http://theschoolofhistoricaldress.org.uk/
and, more specifically, The Janet Arnold Collection http://theschoolofhistoricaldress.org.uk/?page_id=124
Janet Arnold giving a lecture at Montacute House, Somerset, 9th November 1991 from: http://theschoolofhistoricaldress.org.uk/?page_id=124