I keep wondering if this entry might be SHIPLEY, who married into the London/Lewis family.

Shibley, Dr. J S · 19
Shibley, Henry · 40, 43
Shibley, W H H · 4, 54

SA: London, John L · 29 [possibly John Lavendar London?]
SA: London, R H · 55 [Rufus Houston married F. Oliver]