- FondsBeaton - Papers of Sir Cecil Beaton
- SeriesA - Correspondence
- SubseriesA1 - General letters to Beaton
- File580 - Queen Elizabeth the Queen Mother (1900-2002). Autograph letters and invitation to Beaton
- Item1 - Autograph letter signed to Beaton, from Clarence House.
- Item2 - Autograph letter signed to Beaton, from Clarence House.
- Item3 - Autograph letter signed to Beaton, from Clarence House.
- Item4 - Autograph letter signed to Beaton, from Windsor Castle.
- Item5 - Autograph letter signed to Beaton, from Birkhall, Ballaten.
- 3 more...