I am the descendent of William James McIntosh, son of Joseph Erwin McIntosh and Mary Jane Snow. His daughter, Mary Carolina McIntosh Phillips ( 1909 - 1995)is my mother.Born Forney, TX, died West Columbia TX. Siblings - Samuel C. McIntosh and William E. McIntosh. I can send more information as needed. I don't have any info on Snow McIntosh.
By the way, it is Uvalde County not Uvelde.