Individual Details

In 1920 census, living in William's household are a niece and nephew,
Wm. H. Miller, 20 (1899), single, born MO both parents born IL; and
Mildred V. Miller, 16 (1903), born MO both parents born IL.

Birth	16 Jan 1835	Marion, Williamson Co., Illinois
Census	1 Jun 1850	Twp. not listed, Williamson Co., IL, stamped pg. 293B, actual enumeration date 14 Dec 1850; William P. Duncan, 13 (1836-37) born IL.
Marriage	13 Sep 1876	Jackson Co., IL - Mariah E. STACEY
Census	1 Jun 1880	DeSoto, Jackson Co., IL, ED 39 pg. 8D; W. B. [sic] Duncan, head, 44 (1835-36), father born IL mother born KY [sic], farmer, cannot read or write.
Census	1 Jun 1900	Malden, Cotton Hill Twp., Dunklin Co., MO, ED 43 Sh 3A; William P. [initial not indexed] Duncan, head, born Jan 1837, 68, married 24 yr., born IL father born TN mother born IL, day laborer.
Census	15 Apr 1910	North Malden, Cotton Hill Twp., Dunklin Co., MO, ED 64 Sh 12B; William C. [sic] Duncan, head, 75 (1834-35), marriage 1 of 33 yr., born IL both parents born TN, merchant - book store.
Census	1 Jan 1920	Independent City of St. Louis, Ward 28, MO, ED 571 Sh 2A; Wm. P. Duncan, head, 84 (1835), born IL both parents born TN, retired.
Death	26 Feb 1922	St. Louis City, Missouri
Burial	28 Feb 1922	DeSoto, Jackson Co., IL
Reference No		7249

Spouse	Mariah E. STACEY (1857 - 1931)
Child	Robert A. DUNCAN (1879 - 1880)
Child	William C. DUNCAN (1884 - 1920)
Child	May Ellen DUNCAN (1890 - 1931)
Child	Vivian DUNCAN (1895 - 1930)

Father	Thomas J. DUNCAN (1805 - 1877)
Mother	Evaline HUFFMAN (1807 - 1860)
Sibling	Lydia E. DUNCAN (1834 - 1850)
Sibling	Hiram Martin DUNCAN (1840 - 1910)
Sibling	John W. DUNCAN (1840 - 1887)
Sibling	Louisa Catharine DUNCAN (1843 - 1860)
Sibling	Mary A. DUNCAN (1846 - 1910)
Sibling	Julia A. DUNCAN (1847 - 1910)
Sibling	Thomas Benton DUNCAN (1849 - 1920)