Go to this and check it out and see if this might be your Charlotte Ford.
ftp://ftp.us-census.org/pub/usgenweb/census/xtn/meigs/1860
(File 2 of 4)
P038-01
The Ford with Cawood families. Which are mine and Charlotte Ford in there with them.
Also looked in the http://www.census-online.com Meigs Co.,Tn Household 299-389
Line 370 Kaywood,Thomas
Charlotte
Sarah
Margaret (which is mine)
Mary E.
Mary Ford
Sarah Satterfield
I hope this might help and might be related? Jamie