Supplemental Record Marriage Transcripts 1800-1941,Clay County, Indiana. Bk. C-24, Pg. 22, shows:
William C. Leonard married Ida E. Lankford 20 Nov 1891.
Father of William listed as Andrew and his mother as Eliza.
Father of Ida E., listed as Henry and her mother as L.
Taken: 28 June
Clay, Washington Township, Indiana
Pg.# 38,Ln.# 25
Leonard, Andrew J. age 36, Carpenter, b. Indiana
Eliza A., wife, age 27, b. Indiana
Retta L., dau, age 9, b. Indiana
William C., son, age 4, b. Indiana
Mary, dau, age 6/12, born Dec, Indiana
Andrew and Eliza appear on the 1860 and 1880 census of Clay county, Indiana.If you need those records let me know.
Have searched for a marriage record of Andrew J. and Eliza A., without any luck.
Birth Records of Clay County, Indiana shows:
William and Ida Lankford Leonard had:
Unnamed Male born 11 Feb 1892
Unnamed Male born 15 May 1893
William and Ida Sankford Leonard had:
Unnamed Female born 17 Feb 1893
William Leonard and Unnamed Mother had
Unnamed Female born 9 Feb 1896
Taken: 2 June
Vigo, Harrison Township, Indiana
Ed.# 105, Sh.# 2-B, Ln.# 40
Lenard, Kirt, b. Sep 1866, age 34, married 9 yrs, In,In,In
Ida Ellen, b. June 1869, age 30, 3 children, 2 living, In, In, In.
Hunter, son, May 1893, age 7, In, In, In
Maredith,dau, Feb 1895, age 5, In, In, In
Marriage Record of Vigo County, Indiana #399 shows Meredith Leonard born 17 Feb 1895,Clay City, Indiana. Father Curtis Leonard and mother Ida Langford. Sure you know she married George Issler, 28 Nov 1917.If you need his personal data let me know.
Marriage Record of Vigo County, Indiana # 19 shows Hunter Leonard born 15 May 1893, Clay City, Indiana, (could this be the missing male you have as being born 15 May 1900?). Hunter lists his father as William Curtis Leonard born Bowling Green, Indiana
and mother as Ida Lankford born Clay City, Indiana.
Hunter married Jennette Roetker/Roltker 22 June 1920.They had two children Martha J.born abt. 1922 and William C. born abt. 1924.Hunter and Jennette divorced and she and the children appear on the 1930 census in Vigo county, Indiana.Hunter Leonard died age 45, 16 Sep 1938.His obituary can be ordered from the Vigo County Library for $3.00, if you are interested let me know and I will send you the address to obtain same.
As for Ida Ellen Lankford Leonard she married 2nd Samuel W. King, 9 Oct 1911. Marriage Record Vigo County, Indiana # 362 shows:
Ida Leonard born Clay City, Indiana 22 June 1969, her father was Henry Lankford, no birthplace given for him. Her mother is named as Lucinda Lankford. Ida married once before and marriage disolved by death in 1909.
Samuel W. King was born July 5, 1862, son of William King born Greene County, Indiana and Emily Harris born Dayton, Ohio. He was married once before and marriage disolved by divorce 1908, Chicago, Illinois.
Taken: 14 Jan
Terre Haute Ward 3, Vigo, Indiana
Ed.# 130, Sh.# 12, Ln.# 33
King, Samuel W., age 57, Samuel indexed as Samuel N. King
Ida, wife, age 50
Hunter S., son, age 26, Hunter indexed as Hurtis S. King
Taken: 11 Apr
Terre Haute, Vigo, Indiana
Ed.# 15, Sh.# 13-B, Ln.# 87
Samuel W. King, age 68
Ida King, age 60
Could not locate Hunter and Meredith on the 1910 census. Nor could I find Hunter Leonard on the 1930 census.
You might already have most, if not all of the above. This isn't any of my family, just attempt to help others when possible.