Two TLSs, each one page, 7.25 x 9.5, FBI letterhead, March 7, 1944, and May 12, 1964. Both to special agent Robert J. Wirth: the first, in part: "I have just heard the news of the arrival of your new heir, Robert George, and I want to extend to Mrs. Wirth and you my congratulations on your good fortune"; the second, in full: "I cannot tell you how much I appreciate your very complimentary remarks on the occasion of my Anniversary as Director. It was most thoughtful of you to remember me at this time, and I hope you will accept my thanks." In overall fine condition. Accompanied by the original mailing envelope for the earlier letter.