missouri deaths and births were first required by law in 1883-1893 but with minimal registrations, you can find these on microfilm in 1910 the law was revised For more info you can visit the state archives site. _http://sos.state.mo.us/archives/resources/birthdeath/deathFAQ.asp_ (http://sos.state.mo.us/archives/resources/birthdeath/deathFAQ.asp)