Consuelo Vanderbilt, Marella Agnelli, Gloria Guinness, Baroness Pauline de Rothschild and Baron Philippe de Rothschild, Helen of Greece and Denmark, Baroness Geoffroy de Waldner, Princess Tatiana of Sayn-Wittgenstein-Berleburg, Lee Radziwill, Duke of Windsor and Duchess of Windsor, Peregrine Eliot, 10th Earl of St Germans and Lady Jacquetta Eliot, Countess of St Germans, Antenor Patiño, Oscar de la Renta and Françoise de Langlade, Desmond Guinness and Princess Henriette Marie-Gabrielle von Urach, Andy Warhol, Nancy Lancaster, Yves Saint Laurent, Doris Duke, Emilio Pucci, Cy Twombly, Billy Baldwin, Jacqueline Kennedy Onassis, Amanda Burden, Paloma Picasso and Comtesse Jacqueline de Ribes. The articles were written by the photographer's longtime companion, Valentine Lawford, a former English diplomat. From this point until nearly the time of his death, Horst spent most of his time traveling and photographing. In the mid 1970s, he began working for "House & Garden" magazine as well as for "Vogue".