From my Architecture/Engineering "family" members, I have found ...
Architecture/Engineering employment-related "Deaths" posted on St. Louis Post-Dispatch website - www.stltoday.com
Dr. Paul R. Munger died April 19, 2014:
http://www.legacy.com/obituaries/stltoday/obituary.aspx?n=paul-r-munger&pid=170743738&fhid=25934
Harold C. Ratliff died June 17, 2014:
http://www.legacy.com/obituaries/stltoday/obituary.aspx?n=harold-c-ratliff&pid=171407712&fhid=5885