On their return to RAE Farnborough,they were met by the Air Minister (Lord Londonderry), Under Secretary for Air (Sir Philip Sassoon) and Sir John Salmond, Marshal of the Royal Air Force.
Her close friends included Lady Margot Asquith, the widow of the former prime minister Herbert Henry Asquith, Lady Ethel Snowden, the wife of a former Chancellor of the Exchequer, and Lady Londonderry and her husband Charles Vane-Tempest-Stewart, 7th Marquess of Londonderry.
7th United States Congress | Charles Cornwallis, 1st Marquess Cornwallis | County Londonderry | Robert Gascoyne-Cecil, 3rd Marquess of Salisbury | Marquess | Francis Rawdon-Hastings, 1st Marquess of Hastings | Richard Wellesley, 1st Marquess Wellesley | Marquess of Bute | Wills Hill, 1st Marquess of Downshire | Michigan's 7th congressional district | James Broun-Ramsay, 1st Marquess of Dalhousie | David Cecil, 6th Marquess of Exeter | Robert Grosvenor, 1st Marquess of Westminster | Londonderry | Henry Paget, 1st Marquess of Anglesey | Frederick Hervey, 8th Marquess of Bristol | Frederick Hamilton-Temple-Blackwood, 1st Marquess of Dufferin and Ava | Victor Hervey, 6th Marquess of Bristol | Thomas Bruce, 7th Earl of Elgin | South Carolina's 7th congressional district | Robert Wynn Carrington, 1st Marquess of Lincolnshire | Marquess of Rockingham | Marquess of Lansdowne | marquess | John Neville, 1st Marquess of Montagu | James Stanley, 7th Earl of Derby | George Lascelles, 7th Earl of Harewood | Freeman Freeman-Thomas, 1st Marquess of Willingdon | Ferdinand Bonaventura, 7th Prince Kinsky of Wchinitz and Tettau | William Keppel, 7th Earl of Albemarle |
Plunket's mother, Dorothé Mabel Lewis, was the illegitimate daughter of the actress Fannie Ward and 7th Marquess of Londonderry.