Martin S. O’Brien

State Board of Health Certificates

Jefferson College 786 II D R

M. S. O’Brien, Jefferson County, 1884 (date of license or diploma)

1900 Jefferson County, MO Census, Joachim township

Martin O’Brien, Physician, Born Feb. 1854, Age 46, married 26 years, MO Ire VA

Louise, Sep 1854, mother of 7, 6 living, MO Ger Ger

Leo, Jul 1876, 23 MO

Lorenz Dec 1888, 21 MO

Mary, Nov 1882, 17 MO

Francis (female) Jul 1885, 14 MO

Cornelius, Feb 1892, 8 MO