Twilight Sleep, Edith Wharton. Signed Presentation Copy w/ Autograph Letter Signed

Twilight Sleep, Edith Wharton First edition, first printing of Wharton's Jazz Age satire. Presentation copy, inscribed by Wharton on the half-title to Elizabeth Asquith (Princess Bibesco): "For Elizabeth / Edith / July 1927." Additionally, tipped in to the front endpaper is a handwritten and signed letter from Wharton to Prince Bibesco, dated September 27, 1927. Wharton maintained a warm literary friendship with Prince Antoine Bibesco and Princess Marthe Bibesco, both prominent figures in European diplomatic and literary circles. In the letter, Wharton praises Prince Bibesco’s play, reflecting their mutual admiration and active correspondence. The letter reads:  "Dear Prince Bibesco, Only a tiresome touch of flu has prevented my writing sooner to congratulate you on the success of "Laguelle" — of what I saw of it, is also of the last act, eloquently reported to me the next morning by Walter Berry, who made me more than ever regret that I lived in the suburbs, I had to leave before it w