Mrs. O’Leary’s cow is credited with starting what?
The great Chicago fire Great Chicago fire Chicago fire, 1871 Pegleg Sullivan Chicago Great Fire Great fire of 1871 Louis M. Cohn Great Chicago Fire of 1871 The Great Chicago Fire 1871 Great Chicago Fire 1871 Chicago fire Chicago fire of 1871 Great Fire of Chicago Great Chicago Fire Daniel Sullivan (Great Chicago Fire) Daniel %22Pegleg%22 Sullivan