June 1931 letter from Albert Einstein to Nikola Tesla June, 1931 Dear Mr. Tesla, It is with great joy that I hear you are celebrating your 75th birthday, and as a...
July 10th, 1931 letter from Bradley A. Fiske to Nikola Tesla July 10th, 1931 New York CityJuly 10, 1931Dear Mr. Tesla:One of the most startling contributions to progress that...