Background
Brennan, Edward James was born on February 12, 1871 in Saint Louis. Son of John and Margaret (Teehen) Brennan.
Federal Bureau of Investigation agent
Brennan, Edward James was born on February 12, 1871 in Saint Louis. Son of John and Margaret (Teehen) Brennan.
Graduated from the high school, 1887. Student Saint Saint Louis University, 1888-1889.
Deputy United States marshal, Saint Louis, 1894-1903. Investigator criminal division of defective bureau. Saint Louis Police Department, 1903-1907.
Installed finger print system in 1st police department in America at Saint Louis, 1904.
Operative United States Secret Service Division of Treasury Department, 1907-1908. Translations to bureau of Investigation, Department of Justice, 1908, and assisted in organizing the present Bureau In charge of investigations of unites states department of Justice in so-called sugar frauds, New York, 1909, 1910.
Directed investigation as to interstate transportation of high explosives, National Dynamiting Conspiracy cases, Indianapolis, 1911-1912 (forty persons convicted, most of whom weere sent to penitentiary). Assisted district attorney of Los Angeles County, California, in preparing cases against Mathew A. Schmidt and Nathan Caplan, indicted for murder growing out of the Times Building explosion, Los Angeles, 1910.
Division superintendent bureau of Investigation, Department of Justice, at Saint Louis, 1912-1919, Chicago division, 1919-1921.
Special agent in charge of New York district, 1921-1925, Chicago, 1925. Chief special agent Special Service Department The Pullman Company, since 1926. Has operated through America, also in England, France and Italy.
Married Elsa C. Bredemeyer, July 7, 1908. Children: John Edward, James Arthur.