John H. O'Brien was appointed the fourth Fire Commissioner of the City of New York by Mayor George B. McClellan, Jr. on January 1, 1906 and served in that position until his resignation on October 10, 1906.[1][2]

Fire appointments
Preceded by FDNY Commissioner
1906
Succeeded by

References edit

  1. ^ "The City Record". Vol. 34, no. 5. New York. 1906. p. 4796.
  2. ^ "New Fire Head Turns Down Croker's Order". The New York Times. 1906-01-02. ISSN 0362-4331. Retrieved 2019-09-17.