I have been researching the FINGER families for about 26 years. I have much info to share as I am sure you do on your family lines.
William was indeed born in Blount Co., TN. William's father was Henry Finger who was born in Lincoln Co., NC. Henry Finger and his family moved to St Louis Co., MO after the Civil War.
William Henry FINGER was born 8 Oct 1840 Blount Co., TN He died 29 Feb 1916 St. James, Phelps Co., MO. He was buried 1 Mar 1916 at Oak Ridge Cem., Crawford Co., MO. William married Eliza Jane COAKLEY. She was born 16 Mar 1851 in Blount Co., TN. She died 27 Mar 1904 St James, Phelps Co., MO. She is alo buried at Oak Ridge Cem.
Would love to gather more info on the descendants of Sarah Jane FINGER and Joseph Green. EMAIL me at firstname.lastname@example.org -- Let's share info.