A collection of autographed thank-you letters sent to the Marquis d'Arcangues by the Windsors, including: - The British Royal Family: a two-page handwritten and signed letter on letterhead from the Château de La Croe in Cap d'Antibes, - British Royal Family: a signed typewritten letter on letterhead from the Hôtel du Palais in Biarritz regarding the engagement of the marquis’s son, dated September 10, 1952, - British Royal Family: a dinner invitation dated Wednesday, January 5, - British Royal Family: a thank-you telegram from 1918, - Arthur John BIGGE (Lord Stamfordham, private secretary to George V), a signed typewritten letter on Buckingham Palace letterhead, dated October 20, 1930. (Signs of wear, stains). This lot comes from the Red Office at the Château d’Arcangues.