Eldest son of Queen Victoria (born 1841) who reigned as King of England from 1901 until his death in 1910. ALS signed “Edward R,” 4.75 x 6, embossed Buckingham Palace letterhead, July 10, 1903. Letter to his former mistress Lilllie Langtry, now married to Hugo Gerald de Bathe. In part, “Since writing to you this morning, I have missed the enclosed…” Signed at the conclusion, “Believe me, sincerely yours, Edward R.” Accompanied by the original mailing envelope, addressed in Edward’s hand, with intact red wax seal on reverse. In fine condition, with some mild toning along top edge. R&R COA.