Michael's article analyzing these birth certificates

Apgar Birth Certificates from Cook County, Illinois
Lillian--filed 3 March 1930--she born 2 March 1910
Lillian Apgar Birth Certificate

Elizabeth--born 2 March 1910 (this is an error--they were NOT twins)--recorded 5 March 1931
Elizabeth Apgar Birth Certificate

Louis--born 22 Nov 1914--filed 27 Nov 1914
Louis Apgar Birth Certificate
Website of a researcher who will obtain Cook County, Illinois birth certificates at a reasonable fee.
Link placed on this site as a courtesy to others needing records from this area.
(c) 2005 Michael John Neill