I have already talked to you over email, but I just wanted toupdate your genealogy.com posting. Francis Blair McLin (Frank) was born to William Richard (Dick) and Mary Louellen ("Ella" Thompson) McLin. The "Mrs. Ella" mentioned in the draft registration was his mother. His father Dick was born in Leesburg, TN (sometimes cited as Limestone, TN). The siblings were, in order: Clara Winifred "Winnie", b. 10 Feb 1888; Carl Whitfield, b. 6 Sep 1889; William Richard "Bill", b. 17 Sep 1891;Guy Watterson, b. 8 Oct 1894; Frank; and Eleanor Lavinia "Nell", b. 11 June, 1900.
If anyone else is related to this line, please contact me.