Prolific American inventor (1873-1961) often referred to as 'the father of radio' for his pioneering work in wireless telegraphy. TLS, one page, 8.5 x 11, Lee De Forest Laboratories letterhead, September 1, 1942. Letter to Verne T. Braman, in part: "I am pleased that my mountain climbing exploits have made such an impression on you, but regret that you find two flights of stairs a climbing effort! You must take better care of yourself, or I shall outlive you…Why don't you try the Eastman Kodak Company? Your qualifications are exactly what they need." In fine condition.
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