- FondsBeaton - Papers of Sir Cecil Beaton
- SeriesA - Correspondence
- SubseriesA2 - General letters from Beaton
- File40 - Autograph letters chiefly to Anita Loos (1893-1981).
- Item1 - Wedding invitation
- Item2 - Autograph letter, Beaton to Loos.
- Item3 - Autograph letter, Beaton to Loos, from New York.
- Item4 - Autograph letter, Beaton to Loos, from La Villa Trianon, Versailles (letterhead).
- Item5 - Autograph letter, Beaton to Loos, from Ashcombe House (letterhead).
- Item6 - Autograph letter, Beaton to Loos, from the Waldorf Astoria (letterhead).
- 6 more...