What is the birthdate of this first Director of the Federal Bureau of Investigation of the United States, who endorsed This is Your FBI?
This is Your FBI: This Is Your FBI was a radio crime drama which aired in the United States on ABC from April 6, 1945 to January 30, 1953 for a total of 409 shows. This is Your FBI:  FBI chief J. Edgar Hoover gave it his endorsement, calling it "the finest dramatic program on the air".
i don't know