Columbia subject headings:
Douglas, Roy, 1907-2015.
Vaughan Williams, Ralph, 1872-1958--Correspondence.
Vaughan Williams, Ralph, 1872-1958--Manuscripts.
Harvard subject headings:
Composers--England--Correspondence
Douglas, Roy, 1907-2015.
Douglas, Roy--Correspondence.
Douglas, Roy.
Vaughan Williams, Ralph, 1872-1958
Vaughan Williams, Ralph, 1872-1958--Correspondence.
Vaughan Williams, Ralph, 1872-1958--Manuscripts.
Princeton subject headings:
Douglas, Roy--Correspondence.
Vaughan Williams, Ralph, 1872-1958--Correspondence--Correspondence.
Vaughan Williams, Ralph, 1872-1958.