Roy Dibble found in:
Census Microfilm Records: Illinois, 1900
Lived in: Tunbridge Township, De Witt County, Illinois
Series: T623 Microfilm: 297 Book: 2 Page: 166
Transcription:
Roy - servant age 14 born in IL

Roy Dibble found in:
Census Microfilm Records: Kansas, Oklahoma, 1910
Age: 24 Gender: M Race: W Birthplace: IL
State: Oklahoma County: MUSKOGEE
Locale: MOORE TWP Series: T624 Roll: 1263
Part: 2 Page: 30B
Transcription:
Roy - head age 24 Farmer/General Farming married 4 yrs.
Bessie - wife age 21 married 4 yrs
Fay - dtr age 2


Roy Dibble found in:
Census Microfilm Records: Illinois, 1920 Age: 34
Gender: M Race: W Birthplace: IL State: Illinois
County: MCLEAN Locale: 13-WD BLOOMINGTON
Series: T625 Roll: 387 Part: 1 Page: 6B
Transcription:
Roy - head age 34 IL OK OH Proprietor/general teaming (?)
Bessie A - 30 IL
Fay J - dtr 11 IL
Irene C - dtr 9 OK
Lucille A - dtr 7 IL
Letha M - dtr 5 IL
Richard W - son 3 11/12 IL
Wilbur H - son 1 7/12 IL
There is a family tree on Genealogy.Com that lists the whole family. The tree is Volume 2, Tree 1321. It gives this information:
Roy Dibble (b) 7 Apr 1886 in Waynesville, IL, m. Bessie Crutchley 3 Dec. 1905 (d) 25 July 1966 in Bloomington, IL Bessie was born 9 Mar 1889 in Smithsboro, IL and died Jan 1972 in Bloomington, IL

This information is also found in another tree on Genealogy.Com - Volume 55, Tree 698.
Here are all of the children and their spouses:
Fay (1908 - 1929) m. Herman Koch No children listed
Irene M (1910 - 1949) m. Paul Lee Children
Letha (1914 - 1982) Spouse not listedChildren
Richard (1916 0 1945) No spouse listed No children
Wilbur (1918 - 1982) Spouse not listed. Children
Lucille m. Rufus Raydon Children
Gladys m. Anthony Richter Children
Ralph Spouse not listed Children
Robert Spouse not listed Children
Kenneth Spouse not listed Children
Roy A. Spouse not listed Children
Hope this helps some. I can give you the name of all the children if you wish.
Mary Jane