Go to these search pages and attach the relevant sources to R. T. Kimbrough (aka R. Q. or R. I. Kimbrough, bc they misread the handwriting).
https://www.familysearch.org/search/record/results?count=20&query=%2Bgivenname%3A%22r%20t%20q%20i%22~%20%2Bsurname%3Akimbrough~%20%2Bany_place%3Aalabama~%20%2Bspouse_givenname%3A%22sarah%20elizabeth%20lizzie%20may%22~%20%2Bspouse_surname%3Acline~&https://www.familysearch.org/search/hr/search=undefined
https://www.familysearch.org/search/record/results?count=20&query=%2Bgivenname%3A%22R%20T%22~%20%2Bsurname%3AKimbrough~%20%2Bmarriage_place%3A%22%27Alabama%2C%20United%20States%27%22~%20%2Bmarriage_year%3A1904-1908~&treeref=LLMZ-KRP
You were working on that bunch of impossible Keels and Eslingers. This marriage is one of the extended family.
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Also, check and see if this Francis Kimbrough (female; married a Keel) is related to the above Kimbrough (male, married a Keel). Perhaps sisters married brothers or something:
Name: Shelby E Keel
Titles and Terms:
Name Prefix:
Event Date: 16 Jun 1918
Event Place: Point Rock, Jackson, Alabama
Gender: Male
Race (Original): White
Race: White
Age (Original): 32y
Birth Year (Estimated): 1886
Birth Date (Original):
Birthplace: Point Rock, Ala.
Marital Status: Single
Spouse's Name:
Spouse's Titles and Terms:
Spouse's Name Prefix:
Father's Name: C C Keel
Father's Titles and Terms:
Father's Name Prefix:
Father's Birthplace: Point Rock, Ala.
Mother's Name: Francis Kimbrough
Mother's Titles and Terms:
Mother's Name Prefix:
Mother's Birthplace: Tenn.
Occupation: Telegraph Operator
Address:
Residence Place:
Cemetery:
Burial Place: Point Rock, Ala.
Burial Date:
Funeral Home:
Informant's Name:
Informant's Name (Original):
GS Film number: 1908197
Reference ID: cn 29
Citing this Record
"Alabama Deaths, 1908-1974," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:JDVK-2PN : 15 February 2018), Francis Kimbrough in entry for Shelby E Keel, 16 Jun 1918; citing reference cn 29, Department of Health, Montgomery; FHL microfilm 1,908,197.