https://www.delaszlocatalogueraisonne.com/catalogue/the-catalogue/portland-ivy-cavendish-bentinck-duchess-of-nee-gordon-lennox-wife-of-7th-duke-6823/search/composition:architectural-landscape
Catalogue | The Catalogue | Portland, Ivy Cavendish-Bentinck, Duchess of, née Gordon-Lennox; wife...
The de Laszlo Archive Trust
cavendish bentinckcatalogueportlandivyduchess
https://emco.swansea.ac.uk/emco/letter-view/516/
Letter from Elizabeth Montagu to Margaret Cavendish Bentinck, Duchess of Portland - EMCO 516 - at...
A digital edition of the complete letters of Elizabeth Montagu.
duchess of portlandelizabeth montagumargaret cavendishletterbentinck
https://digital.library.lse.ac.uk/Documents/Detail/laurence-housman-to-mrs-cavendish-bentinck-30-dec-1918/149111
Laurence Housman to Mrs Cavendish Bentinck, 30 Dec 1918 - LSE Digital Library
Laurence Housman to Mrs Cavendish Bentinck, 30 Dec 1918, 1918, Alternative reference number: ALC/2572. Mentions favourable reviews of his book 'The Sheepfold'...
laurence housmancavendish bentinckdigital librarymrsdec