The Sketch is in Newspapers.
12th December 1928. The Sketch. Photograph of Diana Mitford [aged 18].
6th February 1929. The Sketch. The marriage of Mr. Bryan Guinness [aged 23], son of the Hon. Walter Guinness, to the Hon. Diana Mitford [aged 18], third daughter of Lord and Lady Redesdale, was solemnised at St. Margaret's, Westminster [Map]. The lovely nineteen-year-old bride was attended by eleven bridesmaids.
Note. Her sisters Nancy [aged 24] and Unity [aged 14] were two of the eleven bridesmaid. Her younger sisters Jessica Lucy Freeman-Mitford [aged 11] and Deborah Vivien Mitford Duchess Devonshire [aged 8] were unwell but threw rice as her car passed.

6th January 1932. The Sketch. Photograph of sisters Nancy Mitford [aged 27], Unity Valkyrie Mitford [aged 17], Jessica Lucy Freeman-Mitford [aged 14] and Diana Mitford [aged 21].