The 1920 census for Jones Co, TX has this family that's a possible match: KINCAID, Florence age 30 b. TX, widow, father b. AL, mother b. TX dau Valeta age 9 b. TX, father b. OK, mother b. TX son Aubrey age 8 b. TX, father b. OK, mother b. TX son Milfred Truett age 2y7m b. TX, father b. OK, mother b. TX
I did a search for men named KINCAID, born in OK, living in TX with a wife named Florence and came up with one hit.In 1910, J.P. 8, Coryell Co, TX, there's a 22 yr old Edd KINCAID b. OK, and wife Florence age 19 b. TX.No birthplaces are listed for Edd's parents on the transcription I'm looking at, but Florence say her father was b. AL and mother b. TX.
TX marriage record for E.R. KINCAID to Florence HOLLY on 12-June-1919 in Coryell Co, TX.
There's a WWI draft registration for Edd Robbins KINCAID, b. 27-Jan-1888 in Ardman, OK, living in Royston, TX, states he's supporting a wife and 2 children.
There's a TX death record for Edd KINCAID b. 1888 in OK, d. 3-Jan-1918 in the base hospital at Camp Travis, TX.Buried Royston, TX.Father J.F. KINCAID, mother unknown.He was a Private with the 55th Co. 14th Bn. Depot Brig. This would seem to be a match for Florence's husband, but the death record lists him as single.
This is likely Edd and his family in 1900, Killeen, Bell Co, TX: KINCAID, James b. Mar 1856 in TN, married 13 yrs, both parents b. TN wife Fannie b. Mar 1868 in AL, 3 children born, 3 children living, both parents b. AL son Edward R. b. Jan 1888 in Ind. Ter. son John F. b. Mar 1891 in Ind. Ter. dau Lizzie b. July 1893 in TX